Home / 971,598,204,930.80-1,340,847,670,034.40-538,050,594,013.35

Finding the Fourth Proportional to 971,598,204,930.80, 1,340,847,670,034.40 and 538,050,594,013.35

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Solution

The fourth proportional to 971,598,204,930.80, 1,340,847,670,034.40 and 538,050,594,013.35 is: 742,533,159,985.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,598,204,930.80 : 1,340,847,670,034.40 = 538,050,594,013.35 : x
  2. Step 2: Convert to fraction form
    971,598,204,930.80/1,340,847,670,034.40 = 538,050,594,013.35/x
  3. Step 3: Cross multiply
    971,598,204,930.80x = 1,340,847,670,034.40 × 538,050,594,013.35
  4. Step 4: Simplify right side
    971,598,204,930.80x = 721,443,885,343,425,100,251,136
  5. Step 5: Solve for x
    x = 721,443,885,343,425,100,251,136/971,598,204,930.80
  6. Step 6: Final answer
    x = 742,533,159,985.42

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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.