Home / 554,865,726.80-832,046,647.80-209,704,638.80

Finding the Fourth Proportional to 554,865,726.80, 832,046,647.80 and 209,704,638.80

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Solution

The fourth proportional to 554,865,726.80, 832,046,647.80 and 209,704,638.80 is: 314,461,739.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,865,726.80 : 832,046,647.80 = 209,704,638.80 : x
  2. Step 2: Convert to fraction form
    554,865,726.80/832,046,647.80 = 209,704,638.80/x
  3. Step 3: Cross multiply
    554,865,726.80x = 832,046,647.80 × 209,704,638.80
  4. Step 4: Simplify right side
    554,865,726.80x = 174,484,041,741,649,824
  5. Step 5: Solve for x
    x = 174,484,041,741,649,824/554,865,726.80
  6. Step 6: Final answer
    x = 314,461,739.69

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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.