Home / 7,768,897,205.10-11,653,345,807.65-7,639,902,696.30

Finding the Fourth Proportional to 7,768,897,205.10, 11,653,345,807.65 and 7,639,902,696.30

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Solution

The fourth proportional to 7,768,897,205.10, 11,653,345,807.65 and 7,639,902,696.30 is: 11,459,854,044.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,768,897,205.10 : 11,653,345,807.65 = 7,639,902,696.30 : x
  2. Step 2: Convert to fraction form
    7,768,897,205.10/11,653,345,807.65 = 7,639,902,696.30/x
  3. Step 3: Cross multiply
    7,768,897,205.10x = 11,653,345,807.65 × 7,639,902,696.30
  4. Step 4: Simplify right side
    7,768,897,205.10x = 89,030,428,056,781,537,280
  5. Step 5: Solve for x
    x = 89,030,428,056,781,537,280/7,768,897,205.10
  6. Step 6: Final answer
    x = 11,459,854,044.45

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Double scale
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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.