Home / 302,376,708,274.08-417,280,024,813.25-163,327,989,290.03

Finding the Fourth Proportional to 302,376,708,274.08, 417,280,024,813.25 and 163,327,989,290.03

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Solution

The fourth proportional to 302,376,708,274.08, 417,280,024,813.25 and 163,327,989,290.03 is: 225,392,715,638.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,376,708,274.08 : 417,280,024,813.25 = 163,327,989,290.03 : x
  2. Step 2: Convert to fraction form
    302,376,708,274.08/417,280,024,813.25 = 163,327,989,290.03/x
  3. Step 3: Cross multiply
    302,376,708,274.08x = 417,280,024,813.25 × 163,327,989,290.03
  4. Step 4: Simplify right side
    302,376,708,274.08x = 68,153,507,423,641,944,457,216
  5. Step 5: Solve for x
    x = 68,153,507,423,641,944,457,216/302,376,708,274.08
  6. Step 6: Final answer
    x = 225,392,715,638.22

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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.