Home / 12,574,390,812.40-18,861,586,218.60-10,704,728,230.30

Finding the Fourth Proportional to 12,574,390,812.40, 18,861,586,218.60 and 10,704,728,230.30

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Solution

The fourth proportional to 12,574,390,812.40, 18,861,586,218.60 and 10,704,728,230.30 is: 16,057,092,345.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,574,390,812.40 : 18,861,586,218.60 = 10,704,728,230.30 : x
  2. Step 2: Convert to fraction form
    12,574,390,812.40/18,861,586,218.60 = 10,704,728,230.30/x
  3. Step 3: Cross multiply
    12,574,390,812.40x = 18,861,586,218.60 × 10,704,728,230.30
  4. Step 4: Simplify right side
    12,574,390,812.40x = 201,908,154,462,484,824,064
  5. Step 5: Solve for x
    x = 201,908,154,462,484,824,064/12,574,390,812.40
  6. Step 6: Final answer
    x = 16,057,092,345.45

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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.