Home / 700,385,623.50-966,552,715.08-382,863,415.02

Finding the Fourth Proportional to 700,385,623.50, 966,552,715.08 and 382,863,415.02

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Solution

The fourth proportional to 700,385,623.50, 966,552,715.08 and 382,863,415.02 is: 528,362,748.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,385,623.50 : 966,552,715.08 = 382,863,415.02 : x
  2. Step 2: Convert to fraction form
    700,385,623.50/966,552,715.08 = 382,863,415.02/x
  3. Step 3: Cross multiply
    700,385,623.50x = 966,552,715.08 × 382,863,415.02
  4. Step 4: Simplify right side
    700,385,623.50x = 370,057,673,292,381,824
  5. Step 5: Solve for x
    x = 370,057,673,292,381,824/700,385,623.50
  6. Step 6: Final answer
    x = 528,362,748.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.