Home / 86,934,158.40-130,401,237.60-56,701,070.40

Finding the Fourth Proportional to 86,934,158.40, 130,401,237.60 and 56,701,070.40

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Solution

The fourth proportional to 86,934,158.40, 130,401,237.60 and 56,701,070.40 is: 85,051,605.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,934,158.40 : 130,401,237.60 = 56,701,070.40 : x
  2. Step 2: Convert to fraction form
    86,934,158.40/130,401,237.60 = 56,701,070.40/x
  3. Step 3: Cross multiply
    86,934,158.40x = 130,401,237.60 × 56,701,070.40
  4. Step 4: Simplify right side
    86,934,158.40x = 7,393,889,753,404,727
  5. Step 5: Solve for x
    x = 7,393,889,753,404,727/86,934,158.40
  6. Step 6: Final answer
    x = 85,051,605.60

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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.