Home / 559,652,279.05-772,315,829.76-308,767,244.41

Finding the Fourth Proportional to 559,652,279.05, 772,315,829.76 and 308,767,244.41

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Solution

The fourth proportional to 559,652,279.05, 772,315,829.76 and 308,767,244.41 is: 426,096,416.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,652,279.05 : 772,315,829.76 = 308,767,244.41 : x
  2. Step 2: Convert to fraction form
    559,652,279.05/772,315,829.76 = 308,767,244.41/x
  3. Step 3: Cross multiply
    559,652,279.05x = 772,315,829.76 × 308,767,244.41
  4. Step 4: Simplify right side
    559,652,279.05x = 238,465,830,569,217,888
  5. Step 5: Solve for x
    x = 238,465,830,569,217,888/559,652,279.05
  6. Step 6: Final answer
    x = 426,096,416.46

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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.