Home / 347,832,417,389.55-521,824,104,084.45-105,803,237,156.55

Finding the Fourth Proportional to 347,832,417,389.55, 521,824,104,084.45 and 105,803,237,156.55

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Solution

The fourth proportional to 347,832,417,389.55, 521,824,104,084.45 and 105,803,237,156.55 is: 158,727,814,540.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,832,417,389.55 : 521,824,104,084.45 = 105,803,237,156.55 : x
  2. Step 2: Convert to fraction form
    347,832,417,389.55/521,824,104,084.45 = 105,803,237,156.55/x
  3. Step 3: Cross multiply
    347,832,417,389.55x = 521,824,104,084.45 × 105,803,237,156.55
  4. Step 4: Simplify right side
    347,832,417,389.55x = 55,210,679,438,451,293,552,640
  5. Step 5: Solve for x
    x = 55,210,679,438,451,293,552,640/347,832,417,389.55
  6. Step 6: Final answer
    x = 158,727,814,540.12

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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.