Home / 970,343,901.36-1,455,666,340.86-410,108,088.66

Finding the Fourth Proportional to 970,343,901.36, 1,455,666,340.86 and 410,108,088.66

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Solution

The fourth proportional to 970,343,901.36, 1,455,666,340.86 and 410,108,088.66 is: 615,225,735.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,343,901.36 : 1,455,666,340.86 = 410,108,088.66 : x
  2. Step 2: Convert to fraction form
    970,343,901.36/1,455,666,340.86 = 410,108,088.66/x
  3. Step 3: Cross multiply
    970,343,901.36x = 1,455,666,340.86 × 410,108,088.66
  4. Step 4: Simplify right side
    970,343,901.36x = 596,980,540,776,790,656
  5. Step 5: Solve for x
    x = 596,980,540,776,790,656/970,343,901.36
  6. Step 6: Final answer
    x = 615,225,735.89

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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.