Home / 1,250,384,196.33-1,875,861,984.74-432,495,807.21

Finding the Fourth Proportional to 1,250,384,196.33, 1,875,861,984.74 and 432,495,807.21

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Solution

The fourth proportional to 1,250,384,196.33, 1,875,861,984.74 and 432,495,807.21 is: 648,842,528.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,250,384,196.33 : 1,875,861,984.74 = 432,495,807.21 : x
  2. Step 2: Convert to fraction form
    1,250,384,196.33/1,875,861,984.74 = 432,495,807.21/x
  3. Step 3: Cross multiply
    1,250,384,196.33x = 1,875,861,984.74 × 432,495,807.21
  4. Step 4: Simplify right side
    1,250,384,196.33x = 811,302,443,302,516,480
  5. Step 5: Solve for x
    x = 811,302,443,302,516,480/1,250,384,196.33
  6. Step 6: Final answer
    x = 648,842,528.31

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.