Home / 875,925,945.65-1,208,785,343.15-499,601,595.26

Finding the Fourth Proportional to 875,925,945.65, 1,208,785,343.15 and 499,601,595.26

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Solution

The fourth proportional to 875,925,945.65, 1,208,785,343.15 and 499,601,595.26 is: 689,454,501.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,925,945.65 : 1,208,785,343.15 = 499,601,595.26 : x
  2. Step 2: Convert to fraction form
    875,925,945.65/1,208,785,343.15 = 499,601,595.26/x
  3. Step 3: Cross multiply
    875,925,945.65x = 1,208,785,343.15 × 499,601,595.26
  4. Step 4: Simplify right side
    875,925,945.65x = 603,911,085,768,380,160
  5. Step 5: Solve for x
    x = 603,911,085,768,380,160/875,925,945.65
  6. Step 6: Final answer
    x = 689,454,501.00

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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.