Home / 849,947,779.80-1,172,896,970.04-473,584,921.02

Finding the Fourth Proportional to 849,947,779.80, 1,172,896,970.04 and 473,584,921.02

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Solution

The fourth proportional to 849,947,779.80, 1,172,896,970.04 and 473,584,921.02 is: 653,529,936.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,947,779.80 : 1,172,896,970.04 = 473,584,921.02 : x
  2. Step 2: Convert to fraction form
    849,947,779.80/1,172,896,970.04 = 473,584,921.02/x
  3. Step 3: Cross multiply
    849,947,779.80x = 1,172,896,970.04 × 473,584,921.02
  4. Step 4: Simplify right side
    849,947,779.80x = 555,466,318,920,990,656
  5. Step 5: Solve for x
    x = 555,466,318,920,990,656/849,947,779.80
  6. Step 6: Final answer
    x = 653,529,936.92

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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.