Home / 907,130,181,626.10-1,251,840,152,904-489,984,024,903.45

Finding the Fourth Proportional to 907,130,181,626.10, 1,251,840,152,904 and 489,984,024,903.45

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Solution

The fourth proportional to 907,130,181,626.10, 1,251,840,152,904 and 489,984,024,903.45 is: 676,178,225,661.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,130,181,626.10 : 1,251,840,152,904 = 489,984,024,903.45 : x
  2. Step 2: Convert to fraction form
    907,130,181,626.10/1,251,840,152,904 = 489,984,024,903.45/x
  3. Step 3: Cross multiply
    907,130,181,626.10x = 1,251,840,152,904 × 489,984,024,903.45
  4. Step 4: Simplify right side
    907,130,181,626.10x = 613,381,676,655,652,240,359,424
  5. Step 5: Solve for x
    x = 613,381,676,655,652,240,359,424/907,130,181,626.10
  6. Step 6: Final answer
    x = 676,178,225,661.19

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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.