Home / 1,095,877,141.29-1,643,649,621.95-298,256,432.16

Finding the Fourth Proportional to 1,095,877,141.29, 1,643,649,621.95 and 298,256,432.16

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Solution

The fourth proportional to 1,095,877,141.29, 1,643,649,621.95 and 298,256,432.16 is: 447,339,444.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,095,877,141.29 : 1,643,649,621.95 = 298,256,432.16 : x
  2. Step 2: Convert to fraction form
    1,095,877,141.29/1,643,649,621.95 = 298,256,432.16/x
  3. Step 3: Cross multiply
    1,095,877,141.29x = 1,643,649,621.95 × 298,256,432.16
  4. Step 4: Simplify right side
    1,095,877,141.29x = 490,229,071,962,448,576
  5. Step 5: Solve for x
    x = 490,229,071,962,448,576/1,095,877,141.29
  6. Step 6: Final answer
    x = 447,339,444.81

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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.