Home / 740,516,966.87-1,022,017,514.78-458,349,913.67

Finding the Fourth Proportional to 740,516,966.87, 1,022,017,514.78 and 458,349,913.67

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Solution

The fourth proportional to 740,516,966.87, 1,022,017,514.78 and 458,349,913.67 is: 632,587,314.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,516,966.87 : 1,022,017,514.78 = 458,349,913.67 : x
  2. Step 2: Convert to fraction form
    740,516,966.87/1,022,017,514.78 = 458,349,913.67/x
  3. Step 3: Cross multiply
    740,516,966.87x = 1,022,017,514.78 × 458,349,913.67
  4. Step 4: Simplify right side
    740,516,966.87x = 468,441,639,668,640,960
  5. Step 5: Solve for x
    x = 468,441,639,668,640,960/740,516,966.87
  6. Step 6: Final answer
    x = 632,587,314.84

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1.5x scale

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.