Home / 901,020,572.10-1,243,534,359.24-650,934,082.98

Finding the Fourth Proportional to 901,020,572.10, 1,243,534,359.24 and 650,934,082.98

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Solution

The fourth proportional to 901,020,572.10, 1,243,534,359.24 and 650,934,082.98 is: 898,380,040.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,020,572.10 : 1,243,534,359.24 = 650,934,082.98 : x
  2. Step 2: Convert to fraction form
    901,020,572.10/1,243,534,359.24 = 650,934,082.98/x
  3. Step 3: Cross multiply
    901,020,572.10x = 1,243,534,359.24 × 650,934,082.98
  4. Step 4: Simplify right side
    901,020,572.10x = 809,458,897,786,011,264
  5. Step 5: Solve for x
    x = 809,458,897,786,011,264/901,020,572.10
  6. Step 6: Final answer
    x = 898,380,040.20

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1.5x scale

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.