Home / 896,893,000.80-1,345,339,501.20-806,494,886.70

Finding the Fourth Proportional to 896,893,000.80, 1,345,339,501.20 and 806,494,886.70

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Solution

The fourth proportional to 896,893,000.80, 1,345,339,501.20 and 806,494,886.70 is: 1,209,742,330.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,893,000.80 : 1,345,339,501.20 = 806,494,886.70 : x
  2. Step 2: Convert to fraction form
    896,893,000.80/1,345,339,501.20 = 806,494,886.70/x
  3. Step 3: Cross multiply
    896,893,000.80x = 1,345,339,501.20 × 806,494,886.70
  4. Step 4: Simplify right side
    896,893,000.80x = 1,085,009,428,593,328,640
  5. Step 5: Solve for x
    x = 1,085,009,428,593,328,640/896,893,000.80
  6. Step 6: Final answer
    x = 1,209,742,330.05

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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.