Home / 118,204,581,889.68-163,122,480,315.22-64,011,223,986.92

Finding the Fourth Proportional to 118,204,581,889.68, 163,122,480,315.22 and 64,011,223,986.92

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Solution

The fourth proportional to 118,204,581,889.68, 163,122,480,315.22 and 64,011,223,986.92 is: 88,335,574,288.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,204,581,889.68 : 163,122,480,315.22 = 64,011,223,986.92 : x
  2. Step 2: Convert to fraction form
    118,204,581,889.68/163,122,480,315.22 = 64,011,223,986.92/x
  3. Step 3: Cross multiply
    118,204,581,889.68x = 163,122,480,315.22 × 64,011,223,986.92
  4. Step 4: Simplify right side
    118,204,581,889.68x = 10,441,669,624,759,496,736,768
  5. Step 5: Solve for x
    x = 10,441,669,624,759,496,736,768/118,204,581,889.68
  6. Step 6: Final answer
    x = 88,335,574,288.52

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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.