Home / 517,472,044.40-776,208,066.60-210,984,114.80

Finding the Fourth Proportional to 517,472,044.40, 776,208,066.60 and 210,984,114.80

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Solution

The fourth proportional to 517,472,044.40, 776,208,066.60 and 210,984,114.80 is: 316,476,172.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    517,472,044.40 : 776,208,066.60 = 210,984,114.80 : x
  2. Step 2: Convert to fraction form
    517,472,044.40/776,208,066.60 = 210,984,114.80/x
  3. Step 3: Cross multiply
    517,472,044.40x = 776,208,066.60 × 210,984,114.80
  4. Step 4: Simplify right side
    517,472,044.40x = 163,767,571,832,220,448
  5. Step 5: Solve for x
    x = 163,767,571,832,220,448/517,472,044.40
  6. Step 6: Final answer
    x = 316,476,172.20

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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.