Home / 7,470,778,259.08-10,309,893,248.46-4,083,874,721.56

Finding the Fourth Proportional to 7,470,778,259.08, 10,309,893,248.46 and 4,083,874,721.56

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Solution

The fourth proportional to 7,470,778,259.08, 10,309,893,248.46 and 4,083,874,721.56 is: 5,635,866,968.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,470,778,259.08 : 10,309,893,248.46 = 4,083,874,721.56 : x
  2. Step 2: Convert to fraction form
    7,470,778,259.08/10,309,893,248.46 = 4,083,874,721.56/x
  3. Step 3: Cross multiply
    7,470,778,259.08x = 10,309,893,248.46 × 4,083,874,721.56
  4. Step 4: Simplify right side
    7,470,778,259.08x = 42,104,312,419,367,903,232
  5. Step 5: Solve for x
    x = 42,104,312,419,367,903,232/7,470,778,259.08
  6. Step 6: Final answer
    x = 5,635,866,968.50

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.