Home / 875,191,064.76-1,207,767,308.20-473,304,813.48

Finding the Fourth Proportional to 875,191,064.76, 1,207,767,308.20 and 473,304,813.48

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Solution

The fourth proportional to 875,191,064.76, 1,207,767,308.20 and 473,304,813.48 is: 653,162,610.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,191,064.76 : 1,207,767,308.20 = 473,304,813.48 : x
  2. Step 2: Convert to fraction form
    875,191,064.76/1,207,767,308.20 = 473,304,813.48/x
  3. Step 3: Cross multiply
    875,191,064.76x = 1,207,767,308.20 × 473,304,813.48
  4. Step 4: Simplify right side
    875,191,064.76x = 571,642,080,534,842,752
  5. Step 5: Solve for x
    x = 571,642,080,534,842,752/875,191,064.76
  6. Step 6: Final answer
    x = 653,162,610.49

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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.