Home / 563,798,749.06-778,032,727.34-316,274,788.90

Finding the Fourth Proportional to 563,798,749.06, 778,032,727.34 and 316,274,788.90

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Solution

The fourth proportional to 563,798,749.06, 778,032,727.34 and 316,274,788.90 is: 436,453,853.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,798,749.06 : 778,032,727.34 = 316,274,788.90 : x
  2. Step 2: Convert to fraction form
    563,798,749.06/778,032,727.34 = 316,274,788.90/x
  3. Step 3: Cross multiply
    563,798,749.06x = 778,032,727.34 × 316,274,788.90
  4. Step 4: Simplify right side
    563,798,749.06x = 246,072,136,596,749,760
  5. Step 5: Solve for x
    x = 246,072,136,596,749,760/563,798,749.06
  6. Step 6: Final answer
    x = 436,453,853.45

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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.