Home / 942,767,494.12-1,301,059,689.12-525,079,965.16

Finding the Fourth Proportional to 942,767,494.12, 1,301,059,689.12 and 525,079,965.16

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Solution

The fourth proportional to 942,767,494.12, 1,301,059,689.12 and 525,079,965.16 is: 724,632,934.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,767,494.12 : 1,301,059,689.12 = 525,079,965.16 : x
  2. Step 2: Convert to fraction form
    942,767,494.12/1,301,059,689.12 = 525,079,965.16/x
  3. Step 3: Cross multiply
    942,767,494.12x = 1,301,059,689.12 × 525,079,965.16
  4. Step 4: Simplify right side
    942,767,494.12x = 683,160,376,234,210,048
  5. Step 5: Solve for x
    x = 683,160,376,234,210,048/942,767,494.12
  6. Step 6: Final answer
    x = 724,632,934.94

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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.