Home / 549,516,056.52-824,435,821.76-199,756,611.45

Finding the Fourth Proportional to 549,516,056.52, 824,435,821.76 and 199,756,611.45

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Solution

The fourth proportional to 549,516,056.52, 824,435,821.76 and 199,756,611.45 is: 299,693,710.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,516,056.52 : 824,435,821.76 = 199,756,611.45 : x
  2. Step 2: Convert to fraction form
    549,516,056.52/824,435,821.76 = 199,756,611.45/x
  3. Step 3: Cross multiply
    549,516,056.52x = 824,435,821.76 × 199,756,611.45
  4. Step 4: Simplify right side
    549,516,056.52x = 164,686,506,111,407,616
  5. Step 5: Solve for x
    x = 164,686,506,111,407,616/549,516,056.52
  6. Step 6: Final answer
    x = 299,693,710.78

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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.