Home / 1,129,074,156.11-1,558,030,986.65-652,795,082.76

Finding the Fourth Proportional to 1,129,074,156.11, 1,558,030,986.65 and 652,795,082.76

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Solution

The fourth proportional to 1,129,074,156.11, 1,558,030,986.65 and 652,795,082.76 is: 900,804,399.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,129,074,156.11 : 1,558,030,986.65 = 652,795,082.76 : x
  2. Step 2: Convert to fraction form
    1,129,074,156.11/1,558,030,986.65 = 652,795,082.76/x
  3. Step 3: Cross multiply
    1,129,074,156.11x = 1,558,030,986.65 × 652,795,082.76
  4. Step 4: Simplify right side
    1,129,074,156.11x = 1,017,074,966,880,305,664
  5. Step 5: Solve for x
    x = 1,017,074,966,880,305,664/1,129,074,156.11
  6. Step 6: Final answer
    x = 900,804,399.23

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Half scale
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Double scale
Find fourth proportional to 1,129,074,157.11, 1,558,030,988.03 and 652,795,083.76
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.