Home / 847,386,263.50-1,271,055,898.67-225,606,829.90

Finding the Fourth Proportional to 847,386,263.50, 1,271,055,898.67 and 225,606,829.90

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Solution

The fourth proportional to 847,386,263.50, 1,271,055,898.67 and 225,606,829.90 is: 338,403,989.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,386,263.50 : 1,271,055,898.67 = 225,606,829.90 : x
  2. Step 2: Convert to fraction form
    847,386,263.50/1,271,055,898.67 = 225,606,829.90/x
  3. Step 3: Cross multiply
    847,386,263.50x = 1,271,055,898.67 × 225,606,829.90
  4. Step 4: Simplify right side
    847,386,263.50x = 286,758,891,924,634,336
  5. Step 5: Solve for x
    x = 286,758,891,924,634,336/847,386,263.50
  6. Step 6: Final answer
    x = 338,403,989.16

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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.