Home / 265,878,594.60-398,778,001.02-84,102,153

Finding the Fourth Proportional to 265,878,594.60, 398,778,001.02 and 84,102,153

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Solution

The fourth proportional to 265,878,594.60, 398,778,001.02 and 84,102,153 is: 126,140,611.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,878,594.60 : 398,778,001.02 = 84,102,153 : x
  2. Step 2: Convert to fraction form
    265,878,594.60/398,778,001.02 = 84,102,153/x
  3. Step 3: Cross multiply
    265,878,594.60x = 398,778,001.02 × 84,102,153
  4. Step 4: Simplify right side
    265,878,594.60x = 33,538,088,454,818,196
  5. Step 5: Solve for x
    x = 33,538,088,454,818,196/265,878,594.60
  6. Step 6: Final answer
    x = 126,140,611.30

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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.