Home / 210,475,090,417.60-315,731,195,528.92-59,382,713,961.47

Finding the Fourth Proportional to 210,475,090,417.60, 315,731,195,528.92 and 59,382,713,961.47

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Solution

The fourth proportional to 210,475,090,417.60, 315,731,195,528.92 and 59,382,713,961.47 is: 89,079,307,368.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,475,090,417.60 : 315,731,195,528.92 = 59,382,713,961.47 : x
  2. Step 2: Convert to fraction form
    210,475,090,417.60/315,731,195,528.92 = 59,382,713,961.47/x
  3. Step 3: Cross multiply
    210,475,090,417.60x = 315,731,195,528.92 × 59,382,713,961.47
  4. Step 4: Simplify right side
    210,475,090,417.60x = 18,748,975,272,806,810,910,720
  5. Step 5: Solve for x
    x = 18,748,975,272,806,810,910,720/210,475,090,417.60
  6. Step 6: Final answer
    x = 89,079,307,368.90

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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.