Home / 717,130,531.67-1,076,008,683.56-251,126,421.71

Finding the Fourth Proportional to 717,130,531.67, 1,076,008,683.56 and 251,126,421.71

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Solution

The fourth proportional to 717,130,531.67, 1,076,008,683.56 and 251,126,421.71 is: 376,799,199.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,130,531.67 : 1,076,008,683.56 = 251,126,421.71 : x
  2. Step 2: Convert to fraction form
    717,130,531.67/1,076,008,683.56 = 251,126,421.71/x
  3. Step 3: Cross multiply
    717,130,531.67x = 1,076,008,683.56 × 251,126,421.71
  4. Step 4: Simplify right side
    717,130,531.67x = 270,214,210,424,674,848
  5. Step 5: Solve for x
    x = 270,214,210,424,674,848/717,130,531.67
  6. Step 6: Final answer
    x = 376,799,199.72

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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.