Home / 265,832,802.40-398,560,246.80-102,007,256.80

Finding the Fourth Proportional to 265,832,802.40, 398,560,246.80 and 102,007,256.80

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Solution

The fourth proportional to 265,832,802.40, 398,560,246.80 and 102,007,256.80 is: 152,938,377.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,832,802.40 : 398,560,246.80 = 102,007,256.80 : x
  2. Step 2: Convert to fraction form
    265,832,802.40/398,560,246.80 = 102,007,256.80/x
  3. Step 3: Cross multiply
    265,832,802.40x = 398,560,246.80 × 102,007,256.80
  4. Step 4: Simplify right side
    265,832,802.40x = 40,656,037,445,598,976
  5. Step 5: Solve for x
    x = 40,656,037,445,598,976/265,832,802.40
  6. Step 6: Final answer
    x = 152,938,377.35

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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.