Home / 315,794,626.40-473,799,482.04-170,242,253.12

Finding the Fourth Proportional to 315,794,626.40, 473,799,482.04 and 170,242,253.12

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Solution

The fourth proportional to 315,794,626.40, 473,799,482.04 and 170,242,253.12 is: 255,421,354.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,794,626.40 : 473,799,482.04 = 170,242,253.12 : x
  2. Step 2: Convert to fraction form
    315,794,626.40/473,799,482.04 = 170,242,253.12/x
  3. Step 3: Cross multiply
    315,794,626.40x = 473,799,482.04 × 170,242,253.12
  4. Step 4: Simplify right side
    315,794,626.40x = 80,660,691,349,578,576
  5. Step 5: Solve for x
    x = 80,660,691,349,578,576/315,794,626.40
  6. Step 6: Final answer
    x = 255,421,354.91

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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.