Home / 1,235,916,029.64-1,853,586,658.08-459,927,139.08

Finding the Fourth Proportional to 1,235,916,029.64, 1,853,586,658.08 and 459,927,139.08

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Solution

The fourth proportional to 1,235,916,029.64, 1,853,586,658.08 and 459,927,139.08 is: 689,783,762.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,235,916,029.64 : 1,853,586,658.08 = 459,927,139.08 : x
  2. Step 2: Convert to fraction form
    1,235,916,029.64/1,853,586,658.08 = 459,927,139.08/x
  3. Step 3: Cross multiply
    1,235,916,029.64x = 1,853,586,658.08 × 459,927,139.08
  4. Step 4: Simplify right side
    1,235,916,029.64x = 852,514,808,687,592,448
  5. Step 5: Solve for x
    x = 852,514,808,687,592,448/1,235,916,029.64
  6. Step 6: Final answer
    x = 689,783,762.20

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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.