Home / 284,745,886.86-392,952,416.74-167,276,168.22

Finding the Fourth Proportional to 284,745,886.86, 392,952,416.74 and 167,276,168.22

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Solution

The fourth proportional to 284,745,886.86, 392,952,416.74 and 167,276,168.22 is: 230,842,929.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,745,886.86 : 392,952,416.74 = 167,276,168.22 : x
  2. Step 2: Convert to fraction form
    284,745,886.86/392,952,416.74 = 167,276,168.22/x
  3. Step 3: Cross multiply
    284,745,886.86x = 392,952,416.74 × 167,276,168.22
  4. Step 4: Simplify right side
    284,745,886.86x = 65,731,574,565,055,784
  5. Step 5: Solve for x
    x = 65,731,574,565,055,784/284,745,886.86
  6. Step 6: Final answer
    x = 230,842,929.08

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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.