Home / 157,292,646.44-216,974,962.02-98,453,161

Finding the Fourth Proportional to 157,292,646.44, 216,974,962.02 and 98,453,161

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Solution

The fourth proportional to 157,292,646.44, 216,974,962.02 and 98,453,161 is: 135,809,723.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,292,646.44 : 216,974,962.02 = 98,453,161 : x
  2. Step 2: Convert to fraction form
    157,292,646.44/216,974,962.02 = 98,453,161/x
  3. Step 3: Cross multiply
    157,292,646.44x = 216,974,962.02 × 98,453,161
  4. Step 4: Simplify right side
    157,292,646.44x = 21,361,870,868,723,948
  5. Step 5: Solve for x
    x = 21,361,870,868,723,948/157,292,646.44
  6. Step 6: Final answer
    x = 135,809,723.80

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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.