Home / 559,537,337.60-839,306,006.40-355,463,993.60

Finding the Fourth Proportional to 559,537,337.60, 839,306,006.40 and 355,463,993.60

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Solution

The fourth proportional to 559,537,337.60, 839,306,006.40 and 355,463,993.60 is: 533,195,990.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,537,337.60 : 839,306,006.40 = 355,463,993.60 : x
  2. Step 2: Convert to fraction form
    559,537,337.60/839,306,006.40 = 355,463,993.60/x
  3. Step 3: Cross multiply
    559,537,337.60x = 839,306,006.40 × 355,463,993.60
  4. Step 4: Simplify right side
    559,537,337.60x = 298,343,064,887,411,200
  5. Step 5: Solve for x
    x = 298,343,064,887,411,200/559,537,337.60
  6. Step 6: Final answer
    x = 533,195,990.40

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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.