Home / 836,838,113.04-1,156,429,303.02-627,631,048.98

Finding the Fourth Proportional to 836,838,113.04, 1,156,429,303.02 and 627,631,048.98

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Solution

The fourth proportional to 836,838,113.04, 1,156,429,303.02 and 627,631,048.98 is: 867,325,382.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,838,113.04 : 1,156,429,303.02 = 627,631,048.98 : x
  2. Step 2: Convert to fraction form
    836,838,113.04/1,156,429,303.02 = 627,631,048.98/x
  3. Step 3: Cross multiply
    836,838,113.04x = 1,156,429,303.02 × 627,631,048.98
  4. Step 4: Simplify right side
    836,838,113.04x = 725,810,936,525,652,864
  5. Step 5: Solve for x
    x = 725,810,936,525,652,864/836,838,113.04
  6. Step 6: Final answer
    x = 867,325,382.55

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1.5x scale

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.