Home / 827,065,223.96-1,141,316,779.34-450,713,819.93

Finding the Fourth Proportional to 827,065,223.96, 1,141,316,779.34 and 450,713,819.93

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Solution

The fourth proportional to 827,065,223.96, 1,141,316,779.34 and 450,713,819.93 is: 621,966,962.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,065,223.96 : 1,141,316,779.34 = 450,713,819.93 : x
  2. Step 2: Convert to fraction form
    827,065,223.96/1,141,316,779.34 = 450,713,819.93/x
  3. Step 3: Cross multiply
    827,065,223.96x = 1,141,316,779.34 × 450,713,819.93
  4. Step 4: Simplify right side
    827,065,223.96x = 514,407,245,358,576,192
  5. Step 5: Solve for x
    x = 514,407,245,358,576,192/827,065,223.96
  6. Step 6: Final answer
    x = 621,966,962.77

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1.5x scale

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.