Home / 157,736,700.90-236,206,920.15-103,590,857.70

Finding the Fourth Proportional to 157,736,700.90, 236,206,920.15 and 103,590,857.70

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Solution

The fourth proportional to 157,736,700.90, 236,206,920.15 and 103,590,857.70 is: 155,124,820.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,736,700.90 : 236,206,920.15 = 103,590,857.70 : x
  2. Step 2: Convert to fraction form
    157,736,700.90/236,206,920.15 = 103,590,857.70/x
  3. Step 3: Cross multiply
    157,736,700.90x = 236,206,920.15 × 103,590,857.70
  4. Step 4: Simplify right side
    157,736,700.90x = 24,468,877,453,013,912
  5. Step 5: Solve for x
    x = 24,468,877,453,013,912/157,736,700.90
  6. Step 6: Final answer
    x = 155,124,820.75

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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.