Home / 896,779,939.20-1,345,736,779.20-528,314,179.20

Finding the Fourth Proportional to 896,779,939.20, 1,345,736,779.20 and 528,314,179.20

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Solution

The fourth proportional to 896,779,939.20, 1,345,736,779.20 and 528,314,179.20 is: 792,805,225.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,779,939.20 : 1,345,736,779.20 = 528,314,179.20 : x
  2. Step 2: Convert to fraction form
    896,779,939.20/1,345,736,779.20 = 528,314,179.20/x
  3. Step 3: Cross multiply
    896,779,939.20x = 1,345,736,779.20 × 528,314,179.20
  4. Step 4: Simplify right side
    896,779,939.20x = 710,971,821,922,299,648
  5. Step 5: Solve for x
    x = 710,971,821,922,299,648/896,779,939.20
  6. Step 6: Final answer
    x = 792,805,225.50

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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.