Home / 1,116,154,748.32-1,540,281,329.35-614,352,803.38

Finding the Fourth Proportional to 1,116,154,748.32, 1,540,281,329.35 and 614,352,803.38

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Solution

The fourth proportional to 1,116,154,748.32, 1,540,281,329.35 and 614,352,803.38 is: 847,800,140.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,154,748.32 : 1,540,281,329.35 = 614,352,803.38 : x
  2. Step 2: Convert to fraction form
    1,116,154,748.32/1,540,281,329.35 = 614,352,803.38/x
  3. Step 3: Cross multiply
    1,116,154,748.32x = 1,540,281,329.35 × 614,352,803.38
  4. Step 4: Simplify right side
    1,116,154,748.32x = 946,276,152,674,659,072
  5. Step 5: Solve for x
    x = 946,276,152,674,659,072/1,116,154,748.32
  6. Step 6: Final answer
    x = 847,800,140.71

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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.