Home / 157,402,314.90-236,103,472.35-80,874,810.90

Finding the Fourth Proportional to 157,402,314.90, 236,103,472.35 and 80,874,810.90

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Solution

The fourth proportional to 157,402,314.90, 236,103,472.35 and 80,874,810.90 is: 121,312,216.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,402,314.90 : 236,103,472.35 = 80,874,810.90 : x
  2. Step 2: Convert to fraction form
    157,402,314.90/236,103,472.35 = 80,874,810.90/x
  3. Step 3: Cross multiply
    157,402,314.90x = 236,103,472.35 × 80,874,810.90
  4. Step 4: Simplify right side
    157,402,314.90x = 19,094,823,679,139,628
  5. Step 5: Solve for x
    x = 19,094,823,679,139,628/157,402,314.90
  6. Step 6: Final answer
    x = 121,312,216.35

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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.