Home / 150,782,479.28-208,088,707.95-113,547,065.61

Finding the Fourth Proportional to 150,782,479.28, 208,088,707.95 and 113,547,065.61

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Solution

The fourth proportional to 150,782,479.28, 208,088,707.95 and 113,547,065.61 is: 156,701,642.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,782,479.28 : 208,088,707.95 = 113,547,065.61 : x
  2. Step 2: Convert to fraction form
    150,782,479.28/208,088,707.95 = 113,547,065.61/x
  3. Step 3: Cross multiply
    150,782,479.28x = 208,088,707.95 × 113,547,065.61
  4. Step 4: Simplify right side
    150,782,479.28x = 23,627,862,174,298,776
  5. Step 5: Solve for x
    x = 23,627,862,174,298,776/150,782,479.28
  6. Step 6: Final answer
    x = 156,701,642.58

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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.