Home / 1,210,738,013.38-1,816,107,044.10-290,614,352.14

Finding the Fourth Proportional to 1,210,738,013.38, 1,816,107,044.10 and 290,614,352.14

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Solution

The fourth proportional to 1,210,738,013.38, 1,816,107,044.10 and 290,614,352.14 is: 435,921,533.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,210,738,013.38 : 1,816,107,044.10 = 290,614,352.14 : x
  2. Step 2: Convert to fraction form
    1,210,738,013.38/1,816,107,044.10 = 290,614,352.14/x
  3. Step 3: Cross multiply
    1,210,738,013.38x = 1,816,107,044.10 × 290,614,352.14
  4. Step 4: Simplify right side
    1,210,738,013.38x = 527,786,772,038,011,840
  5. Step 5: Solve for x
    x = 527,786,772,038,011,840/1,210,738,013.38
  6. Step 6: Final answer
    x = 435,921,533.98

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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.