Home / 105,153,343,906.71-157,731,227,538.26-38,005,688,526.15

Finding the Fourth Proportional to 105,153,343,906.71, 157,731,227,538.26 and 38,005,688,526.15

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Solution

The fourth proportional to 105,153,343,906.71, 157,731,227,538.26 and 38,005,688,526.15 is: 57,008,970,727.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,153,343,906.71 : 157,731,227,538.26 = 38,005,688,526.15 : x
  2. Step 2: Convert to fraction form
    105,153,343,906.71/157,731,227,538.26 = 38,005,688,526.15/x
  3. Step 3: Cross multiply
    105,153,343,906.71x = 157,731,227,538.26 × 38,005,688,526.15
  4. Step 4: Simplify right side
    105,153,343,906.71x = 5,994,683,904,666,403,602,432
  5. Step 5: Solve for x
    x = 5,994,683,904,666,403,602,432/105,153,343,906.71
  6. Step 6: Final answer
    x = 57,008,970,727.41

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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.