Home / 397,547,794.60-596,657,615.10-155,384,492.20

Finding the Fourth Proportional to 397,547,794.60, 596,657,615.10 and 155,384,492.20

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Solution

The fourth proportional to 397,547,794.60, 596,657,615.10 and 155,384,492.20 is: 233,208,036.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,547,794.60 : 596,657,615.10 = 155,384,492.20 : x
  2. Step 2: Convert to fraction form
    397,547,794.60/596,657,615.10 = 155,384,492.20/x
  3. Step 3: Cross multiply
    397,547,794.60x = 596,657,615.10 × 155,384,492.20
  4. Step 4: Simplify right side
    397,547,794.60x = 92,711,340,539,576,544
  5. Step 5: Solve for x
    x = 92,711,340,539,576,544/397,547,794.60
  6. Step 6: Final answer
    x = 233,208,036.36

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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.