Home / 758,343,201.60-1,137,514,802.40-670,667,246.40

Finding the Fourth Proportional to 758,343,201.60, 1,137,514,802.40 and 670,667,246.40

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Solution

The fourth proportional to 758,343,201.60, 1,137,514,802.40 and 670,667,246.40 is: 1,006,000,869.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,343,201.60 : 1,137,514,802.40 = 670,667,246.40 : x
  2. Step 2: Convert to fraction form
    758,343,201.60/1,137,514,802.40 = 670,667,246.40/x
  3. Step 3: Cross multiply
    758,343,201.60x = 1,137,514,802.40 × 670,667,246.40
  4. Step 4: Simplify right side
    758,343,201.60x = 762,893,920,264,848,128
  5. Step 5: Solve for x
    x = 762,893,920,264,848,128/758,343,201.60
  6. Step 6: Final answer
    x = 1,006,000,869.60

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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.