Home / 145,655,146.40-218,482,719.60-59,346,503.60

Finding the Fourth Proportional to 145,655,146.40, 218,482,719.60 and 59,346,503.60

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Solution

The fourth proportional to 145,655,146.40, 218,482,719.60 and 59,346,503.60 is: 89,019,755.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,655,146.40 : 218,482,719.60 = 59,346,503.60 : x
  2. Step 2: Convert to fraction form
    145,655,146.40/218,482,719.60 = 59,346,503.60/x
  3. Step 3: Cross multiply
    145,655,146.40x = 218,482,719.60 × 59,346,503.60
  4. Step 4: Simplify right side
    145,655,146.40x = 12,966,185,505,279,190
  5. Step 5: Solve for x
    x = 12,966,185,505,279,190/145,655,146.40
  6. Step 6: Final answer
    x = 89,019,755.40

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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.