Home / 157,788,867.60-236,683,301.40-103,369,309.20

Finding the Fourth Proportional to 157,788,867.60, 236,683,301.40 and 103,369,309.20

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Solution

The fourth proportional to 157,788,867.60, 236,683,301.40 and 103,369,309.20 is: 155,053,963.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,788,867.60 : 236,683,301.40 = 103,369,309.20 : x
  2. Step 2: Convert to fraction form
    157,788,867.60/236,683,301.40 = 103,369,309.20/x
  3. Step 3: Cross multiply
    157,788,867.60x = 236,683,301.40 × 103,369,309.20
  4. Step 4: Simplify right side
    157,788,867.60x = 24,465,789,364,893,396
  5. Step 5: Solve for x
    x = 24,465,789,364,893,396/157,788,867.60
  6. Step 6: Final answer
    x = 155,053,963.80

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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.