Home / 178,349,881.48-246,103,157.46-100,017,315.16

Finding the Fourth Proportional to 178,349,881.48, 246,103,157.46 and 100,017,315.16

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Solution

The fourth proportional to 178,349,881.48, 246,103,157.46 and 100,017,315.16 is: 138,012,859.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,349,881.48 : 246,103,157.46 = 100,017,315.16 : x
  2. Step 2: Convert to fraction form
    178,349,881.48/246,103,157.46 = 100,017,315.16/x
  3. Step 3: Cross multiply
    178,349,881.48x = 246,103,157.46 × 100,017,315.16
  4. Step 4: Simplify right side
    178,349,881.48x = 24,614,577,061,547,924
  5. Step 5: Solve for x
    x = 24,614,577,061,547,924/178,349,881.48
  6. Step 6: Final answer
    x = 138,012,859.09

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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.