Home / 1,227,001,390.92-1,843,226,127.32-761,007,183.21

Finding the Fourth Proportional to 1,227,001,390.92, 1,843,226,127.32 and 761,007,183.21

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Solution

The fourth proportional to 1,227,001,390.92, 1,843,226,127.32 and 761,007,183.21 is: 1,143,200,271.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,227,001,390.92 : 1,843,226,127.32 = 761,007,183.21 : x
  2. Step 2: Convert to fraction form
    1,227,001,390.92/1,843,226,127.32 = 761,007,183.21/x
  3. Step 3: Cross multiply
    1,227,001,390.92x = 1,843,226,127.32 × 761,007,183.21
  4. Step 4: Simplify right side
    1,227,001,390.92x = 1,402,708,323,167,065,088
  5. Step 5: Solve for x
    x = 1,402,708,323,167,065,088/1,227,001,390.92
  6. Step 6: Final answer
    x = 1,143,200,271.45

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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.