Home / 178,176,032.80-267,662,180.40-171,407,802.40

Finding the Fourth Proportional to 178,176,032.80, 267,662,180.40 and 171,407,802.40

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Solution

The fourth proportional to 178,176,032.80, 267,662,180.40 and 171,407,802.40 is: 257,494,711.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,176,032.80 : 267,662,180.40 = 171,407,802.40 : x
  2. Step 2: Convert to fraction form
    178,176,032.80/267,662,180.40 = 171,407,802.40/x
  3. Step 3: Cross multiply
    178,176,032.80x = 267,662,180.40 × 171,407,802.40
  4. Step 4: Simplify right side
    178,176,032.80x = 45,879,386,127,956,352
  5. Step 5: Solve for x
    x = 45,879,386,127,956,352/178,176,032.80
  6. Step 6: Final answer
    x = 257,494,711.31

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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.