Home / 472,692,565.64-652,424,579.76-277,185,263.24

Finding the Fourth Proportional to 472,692,565.64, 652,424,579.76 and 277,185,263.24

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Solution

The fourth proportional to 472,692,565.64, 652,424,579.76 and 277,185,263.24 is: 382,579,486.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,692,565.64 : 652,424,579.76 = 277,185,263.24 : x
  2. Step 2: Convert to fraction form
    472,692,565.64/652,424,579.76 = 277,185,263.24/x
  3. Step 3: Cross multiply
    472,692,565.64x = 652,424,579.76 × 277,185,263.24
  4. Step 4: Simplify right side
    472,692,565.64x = 180,842,478,885,021,984
  5. Step 5: Solve for x
    x = 180,842,478,885,021,984/472,692,565.64
  6. Step 6: Final answer
    x = 382,579,486.18

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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.