Home / 545,087,830.60-816,498,005.10-454,388,566.60

Finding the Fourth Proportional to 545,087,830.60, 816,498,005.10 and 454,388,566.60

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Solution

The fourth proportional to 545,087,830.60, 816,498,005.10 and 454,388,566.60 is: 680,637,756.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,087,830.60 : 816,498,005.10 = 454,388,566.60 : x
  2. Step 2: Convert to fraction form
    545,087,830.60/816,498,005.10 = 454,388,566.60/x
  3. Step 3: Cross multiply
    545,087,830.60x = 816,498,005.10 × 454,388,566.60
  4. Step 4: Simplify right side
    545,087,830.60x = 371,007,358,169,148,544
  5. Step 5: Solve for x
    x = 371,007,358,169,148,544/545,087,830.60
  6. Step 6: Final answer
    x = 680,637,756.60

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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.