Home / 302,642,178,668.32-417,576,918,022.32-180,683,177,130.40

Finding the Fourth Proportional to 302,642,178,668.32, 417,576,918,022.32 and 180,683,177,130.40

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Solution

The fourth proportional to 302,642,178,668.32, 417,576,918,022.32 and 180,683,177,130.40 is: 249,301,417,854.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,642,178,668.32 : 417,576,918,022.32 = 180,683,177,130.40 : x
  2. Step 2: Convert to fraction form
    302,642,178,668.32/417,576,918,022.32 = 180,683,177,130.40/x
  3. Step 3: Cross multiply
    302,642,178,668.32x = 417,576,918,022.32 × 180,683,177,130.40
  4. Step 4: Simplify right side
    302,642,178,668.32x = 75,449,124,244,593,364,172,800
  5. Step 5: Solve for x
    x = 75,449,124,244,593,364,172,800/302,642,178,668.32
  6. Step 6: Final answer
    x = 249,301,417,854.52

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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.