Home / 122,572,877.40-183,859,316.10-100,653,888.60

Finding the Fourth Proportional to 122,572,877.40, 183,859,316.10 and 100,653,888.60

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Solution

The fourth proportional to 122,572,877.40, 183,859,316.10 and 100,653,888.60 is: 150,980,832.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,572,877.40 : 183,859,316.10 = 100,653,888.60 : x
  2. Step 2: Convert to fraction form
    122,572,877.40/183,859,316.10 = 100,653,888.60/x
  3. Step 3: Cross multiply
    122,572,877.40x = 183,859,316.10 × 100,653,888.60
  4. Step 4: Simplify right side
    122,572,877.40x = 18,506,155,120,801,584
  5. Step 5: Solve for x
    x = 18,506,155,120,801,584/122,572,877.40
  6. Step 6: Final answer
    x = 150,980,832.90

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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.