Home / 362,897,663.60-544,346,495.40-217,778,841.20

Finding the Fourth Proportional to 362,897,663.60, 544,346,495.40 and 217,778,841.20

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Solution

The fourth proportional to 362,897,663.60, 544,346,495.40 and 217,778,841.20 is: 326,668,261.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,897,663.60 : 544,346,495.40 = 217,778,841.20 : x
  2. Step 2: Convert to fraction form
    362,897,663.60/544,346,495.40 = 217,778,841.20/x
  3. Step 3: Cross multiply
    362,897,663.60x = 544,346,495.40 × 217,778,841.20
  4. Step 4: Simplify right side
    362,897,663.60x = 118,547,148,979,493,120
  5. Step 5: Solve for x
    x = 118,547,148,979,493,120/362,897,663.60
  6. Step 6: Final answer
    x = 326,668,261.80

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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.