Home / 155,571,602.20-233,523,531.47-66,984,056.80

Finding the Fourth Proportional to 155,571,602.20, 233,523,531.47 and 66,984,056.80

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Solution

The fourth proportional to 155,571,602.20, 233,523,531.47 and 66,984,056.80 is: 100,547,614.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,571,602.20 : 233,523,531.47 = 66,984,056.80 : x
  2. Step 2: Convert to fraction form
    155,571,602.20/233,523,531.47 = 66,984,056.80/x
  3. Step 3: Cross multiply
    155,571,602.20x = 233,523,531.47 × 66,984,056.80
  4. Step 4: Simplify right side
    155,571,602.20x = 15,642,353,496,123,066
  5. Step 5: Solve for x
    x = 15,642,353,496,123,066/155,571,602.20
  6. Step 6: Final answer
    x = 100,547,614.57

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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.