Home / 712,407,134,210.72-983,122,478,704.94-387,246,426,024.04

Finding the Fourth Proportional to 712,407,134,210.72, 983,122,478,704.94 and 387,246,426,024.04

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Solution

The fourth proportional to 712,407,134,210.72, 983,122,478,704.94 and 387,246,426,024.04 is: 534,400,412,264.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    712,407,134,210.72 : 983,122,478,704.94 = 387,246,426,024.04 : x
  2. Step 2: Convert to fraction form
    712,407,134,210.72/983,122,478,704.94 = 387,246,426,024.04/x
  3. Step 3: Cross multiply
    712,407,134,210.72x = 983,122,478,704.94 × 387,246,426,024.04
  4. Step 4: Simplify right side
    712,407,134,210.72x = 380,710,666,222,383,319,220,224
  5. Step 5: Solve for x
    x = 380,710,666,222,383,319,220,224/712,407,134,210.72
  6. Step 6: Final answer
    x = 534,400,412,264.51

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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.