Home / 1,130,898,082.10-1,696,347,123.15-763,566,062.90

Finding the Fourth Proportional to 1,130,898,082.10, 1,696,347,123.15 and 763,566,062.90

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Solution

The fourth proportional to 1,130,898,082.10, 1,696,347,123.15 and 763,566,062.90 is: 1,145,349,094.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,130,898,082.10 : 1,696,347,123.15 = 763,566,062.90 : x
  2. Step 2: Convert to fraction form
    1,130,898,082.10/1,696,347,123.15 = 763,566,062.90/x
  3. Step 3: Cross multiply
    1,130,898,082.10x = 1,696,347,123.15 × 763,566,062.90
  4. Step 4: Simplify right side
    1,130,898,082.10x = 1,295,273,094,135,386,880
  5. Step 5: Solve for x
    x = 1,295,273,094,135,386,880/1,130,898,082.10
  6. Step 6: Final answer
    x = 1,145,349,094.35

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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.