Home / 319,020,111.04-478,533,976.80-88,975,199.20

Finding the Fourth Proportional to 319,020,111.04, 478,533,976.80 and 88,975,199.20

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Solution

The fourth proportional to 319,020,111.04, 478,533,976.80 and 88,975,199.20 is: 133,463,861.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,020,111.04 : 478,533,976.80 = 88,975,199.20 : x
  2. Step 2: Convert to fraction form
    319,020,111.04/478,533,976.80 = 88,975,199.20/x
  3. Step 3: Cross multiply
    319,020,111.04x = 478,533,976.80 × 88,975,199.20
  4. Step 4: Simplify right side
    319,020,111.04x = 42,577,655,909,364,568
  5. Step 5: Solve for x
    x = 42,577,655,909,364,568/319,020,111.04
  6. Step 6: Final answer
    x = 133,463,861.48

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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.