Home / 356,694,666.60-535,041,999.90-302,275,108.20

Finding the Fourth Proportional to 356,694,666.60, 535,041,999.90 and 302,275,108.20

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Solution

The fourth proportional to 356,694,666.60, 535,041,999.90 and 302,275,108.20 is: 453,412,662.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,694,666.60 : 535,041,999.90 = 302,275,108.20 : x
  2. Step 2: Convert to fraction form
    356,694,666.60/535,041,999.90 = 302,275,108.20/x
  3. Step 3: Cross multiply
    356,694,666.60x = 535,041,999.90 × 302,275,108.20
  4. Step 4: Simplify right side
    356,694,666.60x = 161,729,878,411,316,864
  5. Step 5: Solve for x
    x = 161,729,878,411,316,864/356,694,666.60
  6. Step 6: Final answer
    x = 453,412,662.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.