Home / 740,649,299.65-1,111,220,916.14-492,632,322.05

Finding the Fourth Proportional to 740,649,299.65, 1,111,220,916.14 and 492,632,322.05

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Solution

The fourth proportional to 740,649,299.65, 1,111,220,916.14 and 492,632,322.05 is: 739,112,749.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,649,299.65 : 1,111,220,916.14 = 492,632,322.05 : x
  2. Step 2: Convert to fraction form
    740,649,299.65/1,111,220,916.14 = 492,632,322.05/x
  3. Step 3: Cross multiply
    740,649,299.65x = 1,111,220,916.14 × 492,632,322.05
  4. Step 4: Simplify right side
    740,649,299.65x = 547,423,340,232,586,112
  5. Step 5: Solve for x
    x = 547,423,340,232,586,112/740,649,299.65
  6. Step 6: Final answer
    x = 739,112,749.44

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Double scale
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1.5x scale

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.