Home / 28,403,056,031.20-42,604,584,046.80-11,852,707,832.80

Finding the Fourth Proportional to 28,403,056,031.20, 42,604,584,046.80 and 11,852,707,832.80

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Solution

The fourth proportional to 28,403,056,031.20, 42,604,584,046.80 and 11,852,707,832.80 is: 17,779,061,749.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,403,056,031.20 : 42,604,584,046.80 = 11,852,707,832.80 : x
  2. Step 2: Convert to fraction form
    28,403,056,031.20/42,604,584,046.80 = 11,852,707,832.80/x
  3. Step 3: Cross multiply
    28,403,056,031.20x = 42,604,584,046.80 × 11,852,707,832.80
  4. Step 4: Simplify right side
    28,403,056,031.20x = 504,979,687,044,692,312,064
  5. Step 5: Solve for x
    x = 504,979,687,044,692,312,064/28,403,056,031.20
  6. Step 6: Final answer
    x = 17,779,061,749.20

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1.5x scale

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.