Home / 651,853,002.60-977,779,503.90-498,797,994.60

Finding the Fourth Proportional to 651,853,002.60, 977,779,503.90 and 498,797,994.60

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Solution

The fourth proportional to 651,853,002.60, 977,779,503.90 and 498,797,994.60 is: 748,196,991.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,853,002.60 : 977,779,503.90 = 498,797,994.60 : x
  2. Step 2: Convert to fraction form
    651,853,002.60/977,779,503.90 = 498,797,994.60/x
  3. Step 3: Cross multiply
    651,853,002.60x = 977,779,503.90 × 498,797,994.60
  4. Step 4: Simplify right side
    651,853,002.60x = 487,714,455,706,302,912
  5. Step 5: Solve for x
    x = 487,714,455,706,302,912/651,853,002.60
  6. Step 6: Final answer
    x = 748,196,991.90

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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.