Home / 598,897,828.40-898,346,742.60-292,031,985.20

Finding the Fourth Proportional to 598,897,828.40, 898,346,742.60 and 292,031,985.20

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Solution

The fourth proportional to 598,897,828.40, 898,346,742.60 and 292,031,985.20 is: 438,047,977.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,897,828.40 : 898,346,742.60 = 292,031,985.20 : x
  2. Step 2: Convert to fraction form
    598,897,828.40/898,346,742.60 = 292,031,985.20/x
  3. Step 3: Cross multiply
    598,897,828.40x = 898,346,742.60 × 292,031,985.20
  4. Step 4: Simplify right side
    598,897,828.40x = 262,345,982,639,431,392
  5. Step 5: Solve for x
    x = 262,345,982,639,431,392/598,897,828.40
  6. Step 6: Final answer
    x = 438,047,977.80

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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.