Home / 77,262,337,218.20-115,893,505,827.30-56,201,968,117.40

Finding the Fourth Proportional to 77,262,337,218.20, 115,893,505,827.30 and 56,201,968,117.40

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Solution

The fourth proportional to 77,262,337,218.20, 115,893,505,827.30 and 56,201,968,117.40 is: 84,302,952,176.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,262,337,218.20 : 115,893,505,827.30 = 56,201,968,117.40 : x
  2. Step 2: Convert to fraction form
    77,262,337,218.20/115,893,505,827.30 = 56,201,968,117.40/x
  3. Step 3: Cross multiply
    77,262,337,218.20x = 115,893,505,827.30 × 56,201,968,117.40
  4. Step 4: Simplify right side
    77,262,337,218.20x = 6,513,443,119,519,626,166,272
  5. Step 5: Solve for x
    x = 6,513,443,119,519,626,166,272/77,262,337,218.20
  6. Step 6: Final answer
    x = 84,302,952,176.10

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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.