Home / 228,418,950,354.61-315,225,711,080.22-125,539,716,634.98

Finding the Fourth Proportional to 228,418,950,354.61, 315,225,711,080.22 and 125,539,716,634.98

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Solution

The fourth proportional to 228,418,950,354.61, 315,225,711,080.22 and 125,539,716,634.98 is: 173,248,963,729.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,418,950,354.61 : 315,225,711,080.22 = 125,539,716,634.98 : x
  2. Step 2: Convert to fraction form
    228,418,950,354.61/315,225,711,080.22 = 125,539,716,634.98/x
  3. Step 3: Cross multiply
    228,418,950,354.61x = 315,225,711,080.22 × 125,539,716,634.98
  4. Step 4: Simplify right side
    228,418,950,354.61x = 39,573,346,445,070,885,191,680
  5. Step 5: Solve for x
    x = 39,573,346,445,070,885,191,680/228,418,950,354.61
  6. Step 6: Final answer
    x = 173,248,963,729.30

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1.5x scale

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.