Home / 455,005,138,294.47-627,669,034,267.20-281,334,762,132.21

Finding the Fourth Proportional to 455,005,138,294.47, 627,669,034,267.20 and 281,334,762,132.21

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Solution

The fourth proportional to 455,005,138,294.47, 627,669,034,267.20 and 281,334,762,132.21 is: 388,094,778,699.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,005,138,294.47 : 627,669,034,267.20 = 281,334,762,132.21 : x
  2. Step 2: Convert to fraction form
    455,005,138,294.47/627,669,034,267.20 = 281,334,762,132.21/x
  3. Step 3: Cross multiply
    455,005,138,294.47x = 627,669,034,267.20 × 281,334,762,132.21
  4. Step 4: Simplify right side
    455,005,138,294.47x = 176,585,118,453,316,668,358,656
  5. Step 5: Solve for x
    x = 176,585,118,453,316,668,358,656/455,005,138,294.47
  6. Step 6: Final answer
    x = 388,094,778,699.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.