Home / 77,658,111.20-116,487,166.80-26,532,466.40

Finding the Fourth Proportional to 77,658,111.20, 116,487,166.80 and 26,532,466.40

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Solution

The fourth proportional to 77,658,111.20, 116,487,166.80 and 26,532,466.40 is: 39,798,699.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,658,111.20 : 116,487,166.80 = 26,532,466.40 : x
  2. Step 2: Convert to fraction form
    77,658,111.20/116,487,166.80 = 26,532,466.40/x
  3. Step 3: Cross multiply
    77,658,111.20x = 116,487,166.80 × 26,532,466.40
  4. Step 4: Simplify right side
    77,658,111.20x = 3,090,691,839,152,195.50
  5. Step 5: Solve for x
    x = 3,090,691,839,152,195.50/77,658,111.20
  6. Step 6: Final answer
    x = 39,798,699.60

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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.