Home / 1,528,008,082.60-2,292,012,123.90-545,905,114.60

Finding the Fourth Proportional to 1,528,008,082.60, 2,292,012,123.90 and 545,905,114.60

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Solution

The fourth proportional to 1,528,008,082.60, 2,292,012,123.90 and 545,905,114.60 is: 818,857,671.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,528,008,082.60 : 2,292,012,123.90 = 545,905,114.60 : x
  2. Step 2: Convert to fraction form
    1,528,008,082.60/2,292,012,123.90 = 545,905,114.60/x
  3. Step 3: Cross multiply
    1,528,008,082.60x = 2,292,012,123.90 × 545,905,114.60
  4. Step 4: Simplify right side
    1,528,008,082.60x = 1,251,221,141,162,219,008
  5. Step 5: Solve for x
    x = 1,251,221,141,162,219,008/1,528,008,082.60
  6. Step 6: Final answer
    x = 818,857,671.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.