Home / 77,746,678,062.79-116,620,017,094.18-21,849,165,634.26

Finding the Fourth Proportional to 77,746,678,062.79, 116,620,017,094.18 and 21,849,165,634.26

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Solution

The fourth proportional to 77,746,678,062.79, 116,620,017,094.18 and 21,849,165,634.26 is: 32,773,748,451.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,746,678,062.79 : 116,620,017,094.18 = 21,849,165,634.26 : x
  2. Step 2: Convert to fraction form
    77,746,678,062.79/116,620,017,094.18 = 21,849,165,634.26/x
  3. Step 3: Cross multiply
    77,746,678,062.79x = 116,620,017,094.18 × 21,849,165,634.26
  4. Step 4: Simplify right side
    77,746,678,062.79x = 2,548,050,069,760,621,150,208
  5. Step 5: Solve for x
    x = 2,548,050,069,760,621,150,208/77,746,678,062.79
  6. Step 6: Final answer
    x = 32,773,748,451.38

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Similar ratio
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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.