Home / 478,119,195,159.83-659,804,440,589.85-261,346,255,391.27

Finding the Fourth Proportional to 478,119,195,159.83, 659,804,440,589.85 and 261,346,255,391.27

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Solution

The fourth proportional to 478,119,195,159.83, 659,804,440,589.85 and 261,346,255,391.27 is: 360,657,805,803.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    478,119,195,159.83 : 659,804,440,589.85 = 261,346,255,391.27 : x
  2. Step 2: Convert to fraction form
    478,119,195,159.83/659,804,440,589.85 = 261,346,255,391.27/x
  3. Step 3: Cross multiply
    478,119,195,159.83x = 659,804,440,589.85 × 261,346,255,391.27
  4. Step 4: Simplify right side
    478,119,195,159.83x = 172,437,419,838,688,966,213,632
  5. Step 5: Solve for x
    x = 172,437,419,838,688,966,213,632/478,119,195,159.83
  6. Step 6: Final answer
    x = 360,657,805,803.10

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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.