Home / 59,008,766,888.45-81,432,343,651.61-31,912,041,206.23

Finding the Fourth Proportional to 59,008,766,888.45, 81,432,343,651.61 and 31,912,041,206.23

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Solution

The fourth proportional to 59,008,766,888.45, 81,432,343,651.61 and 31,912,041,206.23 is: 44,038,749,547.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,008,766,888.45 : 81,432,343,651.61 = 31,912,041,206.23 : x
  2. Step 2: Convert to fraction form
    59,008,766,888.45/81,432,343,651.61 = 31,912,041,206.23/x
  3. Step 3: Cross multiply
    59,008,766,888.45x = 81,432,343,651.61 × 31,912,041,206.23
  4. Step 4: Simplify right side
    59,008,766,888.45x = 2,598,672,306,130,187,714,560
  5. Step 5: Solve for x
    x = 2,598,672,306,130,187,714,560/59,008,766,888.45
  6. Step 6: Final answer
    x = 44,038,749,547.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.