Home / 1,283,407,435,313.30-1,771,144,735,470.20-705,364,443,110.70

Finding the Fourth Proportional to 1,283,407,435,313.30, 1,771,144,735,470.20 and 705,364,443,110.70

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Solution

The fourth proportional to 1,283,407,435,313.30, 1,771,144,735,470.20 and 705,364,443,110.70 is: 973,426,275,731.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,283,407,435,313.30 : 1,771,144,735,470.20 = 705,364,443,110.70 : x
  2. Step 2: Convert to fraction form
    1,283,407,435,313.30/1,771,144,735,470.20 = 705,364,443,110.70/x
  3. Step 3: Cross multiply
    1,283,407,435,313.30x = 1,771,144,735,470.20 × 705,364,443,110.70
  4. Step 4: Simplify right side
    1,283,407,435,313.30x = 1,249,302,520,003,385,679,151,104
  5. Step 5: Solve for x
    x = 1,249,302,520,003,385,679,151,104/1,283,407,435,313.30
  6. Step 6: Final answer
    x = 973,426,275,731.69

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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.