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Finding the Fourth Proportional to 580,644,045.60, 870,966,068.40 and 335,756,032.80

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Solution

The fourth proportional to 580,644,045.60, 870,966,068.40 and 335,756,032.80 is: 503,634,049.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,644,045.60 : 870,966,068.40 = 335,756,032.80 : x
  2. Step 2: Convert to fraction form
    580,644,045.60/870,966,068.40 = 335,756,032.80/x
  3. Step 3: Cross multiply
    580,644,045.60x = 870,966,068.40 × 335,756,032.80
  4. Step 4: Simplify right side
    580,644,045.60x = 292,432,111,829,397,440
  5. Step 5: Solve for x
    x = 292,432,111,829,397,440/580,644,045.60
  6. Step 6: Final answer
    x = 503,634,049.20

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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.