Home / 723,976,071.22-1,086,298,090.49-330,623,482.74

Finding the Fourth Proportional to 723,976,071.22, 1,086,298,090.49 and 330,623,482.74

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Solution

The fourth proportional to 723,976,071.22, 1,086,298,090.49 and 330,623,482.74 is: 496,087,746.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,976,071.22 : 1,086,298,090.49 = 330,623,482.74 : x
  2. Step 2: Convert to fraction form
    723,976,071.22/1,086,298,090.49 = 330,623,482.74/x
  3. Step 3: Cross multiply
    723,976,071.22x = 1,086,298,090.49 × 330,623,482.74
  4. Step 4: Simplify right side
    723,976,071.22x = 359,155,657,971,615,488
  5. Step 5: Solve for x
    x = 359,155,657,971,615,488/723,976,071.22
  6. Step 6: Final answer
    x = 496,087,746.89

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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.