Home / 83,218,277.60-124,827,416.40-57,688,114.40

Finding the Fourth Proportional to 83,218,277.60, 124,827,416.40 and 57,688,114.40

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Solution

The fourth proportional to 83,218,277.60, 124,827,416.40 and 57,688,114.40 is: 86,532,171.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,218,277.60 : 124,827,416.40 = 57,688,114.40 : x
  2. Step 2: Convert to fraction form
    83,218,277.60/124,827,416.40 = 57,688,114.40/x
  3. Step 3: Cross multiply
    83,218,277.60x = 124,827,416.40 × 57,688,114.40
  4. Step 4: Simplify right side
    83,218,277.60x = 7,201,058,277,539,636
  5. Step 5: Solve for x
    x = 7,201,058,277,539,636/83,218,277.60
  6. Step 6: Final answer
    x = 86,532,171.60

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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.