Home / 40,389,516,016.40-60,584,274,024.60-19,417,153,545.20

Finding the Fourth Proportional to 40,389,516,016.40, 60,584,274,024.60 and 19,417,153,545.20

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Solution

The fourth proportional to 40,389,516,016.40, 60,584,274,024.60 and 19,417,153,545.20 is: 29,125,730,317.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,389,516,016.40 : 60,584,274,024.60 = 19,417,153,545.20 : x
  2. Step 2: Convert to fraction form
    40,389,516,016.40/60,584,274,024.60 = 19,417,153,545.20/x
  3. Step 3: Cross multiply
    40,389,516,016.40x = 60,584,274,024.60 × 19,417,153,545.20
  4. Step 4: Simplify right side
    40,389,516,016.40x = 1,176,374,151,160,130,174,976
  5. Step 5: Solve for x
    x = 1,176,374,151,160,130,174,976/40,389,516,016.40
  6. Step 6: Final answer
    x = 29,125,730,317.80

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1.5x scale

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.