Home / 71,689,119,566.40-107,533,679,349.60-61,885,536,897.60

Finding the Fourth Proportional to 71,689,119,566.40, 107,533,679,349.60 and 61,885,536,897.60

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Solution

The fourth proportional to 71,689,119,566.40, 107,533,679,349.60 and 61,885,536,897.60 is: 92,828,305,346.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,689,119,566.40 : 107,533,679,349.60 = 61,885,536,897.60 : x
  2. Step 2: Convert to fraction form
    71,689,119,566.40/107,533,679,349.60 = 61,885,536,897.60/x
  3. Step 3: Cross multiply
    71,689,119,566.40x = 107,533,679,349.60 × 61,885,536,897.60
  4. Step 4: Simplify right side
    71,689,119,566.40x = 6,654,779,481,124,357,799,936
  5. Step 5: Solve for x
    x = 6,654,779,481,124,357,799,936/71,689,119,566.40
  6. Step 6: Final answer
    x = 92,828,305,346.40

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1.5x scale

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.