Home / 299,248,315.80-448,648,524.90-163,087,445.40

Finding the Fourth Proportional to 299,248,315.80, 448,648,524.90 and 163,087,445.40

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Solution

The fourth proportional to 299,248,315.80, 448,648,524.90 and 163,087,445.40 is: 244,509,118.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,248,315.80 : 448,648,524.90 = 163,087,445.40 : x
  2. Step 2: Convert to fraction form
    299,248,315.80/448,648,524.90 = 163,087,445.40/x
  3. Step 3: Cross multiply
    299,248,315.80x = 448,648,524.90 × 163,087,445.40
  4. Step 4: Simplify right side
    299,248,315.80x = 73,168,941,808,419,296
  5. Step 5: Solve for x
    x = 73,168,941,808,419,296/299,248,315.80
  6. Step 6: Final answer
    x = 244,509,118.16

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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.