Home / 86,934,023.40-130,401,035.10-56,700,935.40

Finding the Fourth Proportional to 86,934,023.40, 130,401,035.10 and 56,700,935.40

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Solution

The fourth proportional to 86,934,023.40, 130,401,035.10 and 56,700,935.40 is: 85,051,403.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,934,023.40 : 130,401,035.10 = 56,700,935.40 : x
  2. Step 2: Convert to fraction form
    86,934,023.40/130,401,035.10 = 56,700,935.40/x
  3. Step 3: Cross multiply
    86,934,023.40x = 130,401,035.10 × 56,700,935.40
  4. Step 4: Simplify right side
    86,934,023.40x = 7,393,860,667,298,232
  5. Step 5: Solve for x
    x = 7,393,860,667,298,232/86,934,023.40
  6. Step 6: Final answer
    x = 85,051,403.10

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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.