Home / 418,635,211.04-577,706,395.12-230,461,975.52

Finding the Fourth Proportional to 418,635,211.04, 577,706,395.12 and 230,461,975.52

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Solution

The fourth proportional to 418,635,211.04, 577,706,395.12 and 230,461,975.52 is: 318,031,913.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,635,211.04 : 577,706,395.12 = 230,461,975.52 : x
  2. Step 2: Convert to fraction form
    418,635,211.04/577,706,395.12 = 230,461,975.52/x
  3. Step 3: Cross multiply
    418,635,211.04x = 577,706,395.12 × 230,461,975.52
  4. Step 4: Simplify right side
    418,635,211.04x = 133,139,357,089,892,896
  5. Step 5: Solve for x
    x = 133,139,357,089,892,896/418,635,211.04
  6. Step 6: Final answer
    x = 318,031,913.18

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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.