Home / 79,799,317.64-119,694,718.18-21,506,060.36

Finding the Fourth Proportional to 79,799,317.64, 119,694,718.18 and 21,506,060.36

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Solution

The fourth proportional to 79,799,317.64, 119,694,718.18 and 21,506,060.36 is: 32,257,942.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,799,317.64 : 119,694,718.18 = 21,506,060.36 : x
  2. Step 2: Convert to fraction form
    79,799,317.64/119,694,718.18 = 21,506,060.36/x
  3. Step 3: Cross multiply
    79,799,317.64x = 119,694,718.18 × 21,506,060.36
  4. Step 4: Simplify right side
    79,799,317.64x = 2,574,161,834,224,447
  5. Step 5: Solve for x
    x = 2,574,161,834,224,447/79,799,317.64
  6. Step 6: Final answer
    x = 32,257,942.93

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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.