Home / 1,025,270,657.52-1,414,880,300.82-555,371,978.46

Finding the Fourth Proportional to 1,025,270,657.52, 1,414,880,300.82 and 555,371,978.46

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Solution

The fourth proportional to 1,025,270,657.52, 1,414,880,300.82 and 555,371,978.46 is: 766,417,010.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,025,270,657.52 : 1,414,880,300.82 = 555,371,978.46 : x
  2. Step 2: Convert to fraction form
    1,025,270,657.52/1,414,880,300.82 = 555,371,978.46/x
  3. Step 3: Cross multiply
    1,025,270,657.52x = 1,414,880,300.82 × 555,371,978.46
  4. Step 4: Simplify right side
    1,025,270,657.52x = 785,784,871,950,483,328
  5. Step 5: Solve for x
    x = 785,784,871,950,483,328/1,025,270,657.52
  6. Step 6: Final answer
    x = 766,417,010.17

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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.