Home / 661,425,018.02-912,759,281.07-364,060,902.50

Finding the Fourth Proportional to 661,425,018.02, 912,759,281.07 and 364,060,902.50

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Solution

The fourth proportional to 661,425,018.02, 912,759,281.07 and 364,060,902.50 is: 502,400,058.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    661,425,018.02 : 912,759,281.07 = 364,060,902.50 : x
  2. Step 2: Convert to fraction form
    661,425,018.02/912,759,281.07 = 364,060,902.50/x
  3. Step 3: Cross multiply
    661,425,018.02x = 912,759,281.07 × 364,060,902.50
  4. Step 4: Simplify right side
    661,425,018.02x = 332,299,967,631,595,392
  5. Step 5: Solve for x
    x = 332,299,967,631,595,392/661,425,018.02
  6. Step 6: Final answer
    x = 502,400,058.33

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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.