Home / 176,712,042.80-265,068,064.20-47,339,620.40

Finding the Fourth Proportional to 176,712,042.80, 265,068,064.20 and 47,339,620.40

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Solution

The fourth proportional to 176,712,042.80, 265,068,064.20 and 47,339,620.40 is: 71,009,430.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,712,042.80 : 265,068,064.20 = 47,339,620.40 : x
  2. Step 2: Convert to fraction form
    176,712,042.80/265,068,064.20 = 47,339,620.40/x
  3. Step 3: Cross multiply
    176,712,042.80x = 265,068,064.20 × 47,339,620.40
  4. Step 4: Simplify right side
    176,712,042.80x = 12,548,221,539,390,828
  5. Step 5: Solve for x
    x = 12,548,221,539,390,828/176,712,042.80
  6. Step 6: Final answer
    x = 71,009,430.60

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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.