Home / 690,525,068.06-952,924,976.19-372,985,312.33

Finding the Fourth Proportional to 690,525,068.06, 952,924,976.19 and 372,985,312.33

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Solution

The fourth proportional to 690,525,068.06, 952,924,976.19 and 372,985,312.33 is: 514,719,937.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    690,525,068.06 : 952,924,976.19 = 372,985,312.33 : x
  2. Step 2: Convert to fraction form
    690,525,068.06/952,924,976.19 = 372,985,312.33/x
  3. Step 3: Cross multiply
    690,525,068.06x = 952,924,976.19 × 372,985,312.33
  4. Step 4: Simplify right side
    690,525,068.06x = 355,427,019,875,163,392
  5. Step 5: Solve for x
    x = 355,427,019,875,163,392/690,525,068.06
  6. Step 6: Final answer
    x = 514,719,937.50

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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.