Home / 55,000,710,621.18-82,442,328,184.80-31,368,060,792.18

Finding the Fourth Proportional to 55,000,710,621.18, 82,442,328,184.80 and 31,368,060,792.18

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Solution

The fourth proportional to 55,000,710,621.18, 82,442,328,184.80 and 31,368,060,792.18 is: 47,018,591,817.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,000,710,621.18 : 82,442,328,184.80 = 31,368,060,792.18 : x
  2. Step 2: Convert to fraction form
    55,000,710,621.18/82,442,328,184.80 = 31,368,060,792.18/x
  3. Step 3: Cross multiply
    55,000,710,621.18x = 82,442,328,184.80 × 31,368,060,792.18
  4. Step 4: Simplify right side
    55,000,710,621.18x = 2,586,055,962,349,661,061,120
  5. Step 5: Solve for x
    x = 2,586,055,962,349,661,061,120/55,000,710,621.18
  6. Step 6: Final answer
    x = 47,018,591,817.14

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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.