Home / 7,666,466,923.81-10,579,731,428.69-4,146,201,739.81

Finding the Fourth Proportional to 7,666,466,923.81, 10,579,731,428.69 and 4,146,201,739.81

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Solution

The fourth proportional to 7,666,466,923.81, 10,579,731,428.69 and 4,146,201,739.81 is: 5,721,762,226.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,666,466,923.81 : 10,579,731,428.69 = 4,146,201,739.81 : x
  2. Step 2: Convert to fraction form
    7,666,466,923.81/10,579,731,428.69 = 4,146,201,739.81/x
  3. Step 3: Cross multiply
    7,666,466,923.81x = 10,579,731,428.69 × 4,146,201,739.81
  4. Step 4: Simplify right side
    7,666,466,923.81x = 43,865,700,856,357,019,648
  5. Step 5: Solve for x
    x = 43,865,700,856,357,019,648/7,666,466,923.81
  6. Step 6: Final answer
    x = 5,721,762,226.63

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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.