Home / 124,417,071.60-186,625,607.40-118,748,367.60

Finding the Fourth Proportional to 124,417,071.60, 186,625,607.40 and 118,748,367.60

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Solution

The fourth proportional to 124,417,071.60, 186,625,607.40 and 118,748,367.60 is: 178,122,551.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,417,071.60 : 186,625,607.40 = 118,748,367.60 : x
  2. Step 2: Convert to fraction form
    124,417,071.60/186,625,607.40 = 118,748,367.60/x
  3. Step 3: Cross multiply
    124,417,071.60x = 186,625,607.40 × 118,748,367.60
  4. Step 4: Simplify right side
    124,417,071.60x = 22,161,486,231,108,480
  5. Step 5: Solve for x
    x = 22,161,486,231,108,480/124,417,071.60
  6. Step 6: Final answer
    x = 178,122,551.40

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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.