Home / 837,465,017.04-1,256,333,871.78-247,314,950.28

Finding the Fourth Proportional to 837,465,017.04, 1,256,333,871.78 and 247,314,950.28

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Solution

The fourth proportional to 837,465,017.04, 1,256,333,871.78 and 247,314,950.28 is: 371,012,690.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,465,017.04 : 1,256,333,871.78 = 247,314,950.28 : x
  2. Step 2: Convert to fraction form
    837,465,017.04/1,256,333,871.78 = 247,314,950.28/x
  3. Step 3: Cross multiply
    837,465,017.04x = 1,256,333,871.78 × 247,314,950.28
  4. Step 4: Simplify right side
    837,465,017.04x = 310,710,149,034,350,592
  5. Step 5: Solve for x
    x = 310,710,149,034,350,592/837,465,017.04
  6. Step 6: Final answer
    x = 371,012,690.34

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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.