Home / 612,221,414,730.30-918,332,122,095.45-572,549,556,656.70

Finding the Fourth Proportional to 612,221,414,730.30, 918,332,122,095.45 and 572,549,556,656.70

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Solution

The fourth proportional to 612,221,414,730.30, 918,332,122,095.45 and 572,549,556,656.70 is: 858,824,334,985.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    612,221,414,730.30 : 918,332,122,095.45 = 572,549,556,656.70 : x
  2. Step 2: Convert to fraction form
    612,221,414,730.30/918,332,122,095.45 = 572,549,556,656.70/x
  3. Step 3: Cross multiply
    612,221,414,730.30x = 918,332,122,095.45 × 572,549,556,656.70
  4. Step 4: Simplify right side
    612,221,414,730.30x = 525,790,649,369,356,316,704,768
  5. Step 5: Solve for x
    x = 525,790,649,369,356,316,704,768/612,221,414,730.30
  6. Step 6: Final answer
    x = 858,824,334,985.05

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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.