Home / 549,383,416.40-824,075,124.60-185,877,772.40

Finding the Fourth Proportional to 549,383,416.40, 824,075,124.60 and 185,877,772.40

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Solution

The fourth proportional to 549,383,416.40, 824,075,124.60 and 185,877,772.40 is: 278,816,658.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,383,416.40 : 824,075,124.60 = 185,877,772.40 : x
  2. Step 2: Convert to fraction form
    549,383,416.40/824,075,124.60 = 185,877,772.40/x
  3. Step 3: Cross multiply
    549,383,416.40x = 824,075,124.60 × 185,877,772.40
  4. Step 4: Simplify right side
    549,383,416.40x = 153,177,248,450,900,448
  5. Step 5: Solve for x
    x = 153,177,248,450,900,448/549,383,416.40
  6. Step 6: Final answer
    x = 278,816,658.60

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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.