Home / 676,349,154.60-933,361,970.02-412,031,067.88

Finding the Fourth Proportional to 676,349,154.60, 933,361,970.02 and 412,031,067.88

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Solution

The fourth proportional to 676,349,154.60, 933,361,970.02 and 412,031,067.88 is: 568,602,956.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,349,154.60 : 933,361,970.02 = 412,031,067.88 : x
  2. Step 2: Convert to fraction form
    676,349,154.60/933,361,970.02 = 412,031,067.88/x
  3. Step 3: Cross multiply
    676,349,154.60x = 933,361,970.02 × 412,031,067.88
  4. Step 4: Simplify right side
    676,349,154.60x = 384,574,129,225,921,152
  5. Step 5: Solve for x
    x = 384,574,129,225,921,152/676,349,154.60
  6. Step 6: Final answer
    x = 568,602,956.93

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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.