Home / 874,695,426.22-1,312,373,580.18-525,185,197.93

Finding the Fourth Proportional to 874,695,426.22, 1,312,373,580.18 and 525,185,197.93

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Solution

The fourth proportional to 874,695,426.22, 1,312,373,580.18 and 525,185,197.93 is: 787,976,200.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,695,426.22 : 1,312,373,580.18 = 525,185,197.93 : x
  2. Step 2: Convert to fraction form
    874,695,426.22/1,312,373,580.18 = 525,185,197.93/x
  3. Step 3: Cross multiply
    874,695,426.22x = 1,312,373,580.18 × 525,185,197.93
  4. Step 4: Simplify right side
    874,695,426.22x = 689,239,178,464,936,064
  5. Step 5: Solve for x
    x = 689,239,178,464,936,064/874,695,426.22
  6. Step 6: Final answer
    x = 787,976,200.41

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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.