Home / 445,657,683.60-614,995,637.16-267,142,430.79

Finding the Fourth Proportional to 445,657,683.60, 614,995,637.16 and 267,142,430.79

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Solution

The fourth proportional to 445,657,683.60, 614,995,637.16 and 267,142,430.79 is: 368,649,381.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,657,683.60 : 614,995,637.16 = 267,142,430.79 : x
  2. Step 2: Convert to fraction form
    445,657,683.60/614,995,637.16 = 267,142,430.79/x
  3. Step 3: Cross multiply
    445,657,683.60x = 614,995,637.16 × 267,142,430.79
  4. Step 4: Simplify right side
    445,657,683.60x = 164,291,429,436,167,232
  5. Step 5: Solve for x
    x = 164,291,429,436,167,232/445,657,683.60
  6. Step 6: Final answer
    x = 368,649,381.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.