Home / 725,885,681,750.94-1,001,723,724,303.30-400,725,420,827.16

Finding the Fourth Proportional to 725,885,681,750.94, 1,001,723,724,303.30 and 400,725,420,827.16

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Solution

The fourth proportional to 725,885,681,750.94, 1,001,723,724,303.30 and 400,725,420,827.16 is: 553,001,899,700.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,885,681,750.94 : 1,001,723,724,303.30 = 400,725,420,827.16 : x
  2. Step 2: Convert to fraction form
    725,885,681,750.94/1,001,723,724,303.30 = 400,725,420,827.16/x
  3. Step 3: Cross multiply
    725,885,681,750.94x = 1,001,723,724,303.30 × 400,725,420,827.16
  4. Step 4: Simplify right side
    725,885,681,750.94x = 401,416,160,973,989,880,004,608
  5. Step 5: Solve for x
    x = 401,416,160,973,989,880,004,608/725,885,681,750.94
  6. Step 6: Final answer
    x = 553,001,899,700.95

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Double scale
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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.