Home / 284,985,833,777.04-393,288,130,703.26-167,671,666,695.36

Finding the Fourth Proportional to 284,985,833,777.04, 393,288,130,703.26 and 167,671,666,695.36

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Solution

The fourth proportional to 284,985,833,777.04, 393,288,130,703.26 and 167,671,666,695.36 is: 231,391,418,627.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,985,833,777.04 : 393,288,130,703.26 = 167,671,666,695.36 : x
  2. Step 2: Convert to fraction form
    284,985,833,777.04/393,288,130,703.26 = 167,671,666,695.36/x
  3. Step 3: Cross multiply
    284,985,833,777.04x = 393,288,130,703.26 × 167,671,666,695.36
  4. Step 4: Simplify right side
    284,985,833,777.04x = 65,943,276,366,518,189,817,856
  5. Step 5: Solve for x
    x = 65,943,276,366,518,189,817,856/284,985,833,777.04
  6. Step 6: Final answer
    x = 231,391,418,627.88

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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.