Home / 417,291,720.60-625,937,580.90-262,095,202.20

Finding the Fourth Proportional to 417,291,720.60, 625,937,580.90 and 262,095,202.20

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Solution

The fourth proportional to 417,291,720.60, 625,937,580.90 and 262,095,202.20 is: 393,142,803.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,291,720.60 : 625,937,580.90 = 262,095,202.20 : x
  2. Step 2: Convert to fraction form
    417,291,720.60/625,937,580.90 = 262,095,202.20/x
  3. Step 3: Cross multiply
    417,291,720.60x = 625,937,580.90 × 262,095,202.20
  4. Step 4: Simplify right side
    417,291,720.60x = 164,055,236,830,564,352
  5. Step 5: Solve for x
    x = 164,055,236,830,564,352/417,291,720.60
  6. Step 6: Final answer
    x = 393,142,803.30

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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.