Home / 1,250,384,122.58-1,875,861,874.11-432,495,733.46

Finding the Fourth Proportional to 1,250,384,122.58, 1,875,861,874.11 and 432,495,733.46

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Solution

The fourth proportional to 1,250,384,122.58, 1,875,861,874.11 and 432,495,733.46 is: 648,842,417.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,250,384,122.58 : 1,875,861,874.11 = 432,495,733.46 : x
  2. Step 2: Convert to fraction form
    1,250,384,122.58/1,875,861,874.11 = 432,495,733.46/x
  3. Step 3: Cross multiply
    1,250,384,122.58x = 1,875,861,874.11 × 432,495,733.46
  4. Step 4: Simplify right side
    1,250,384,122.58x = 811,302,257,112,854,528
  5. Step 5: Solve for x
    x = 811,302,257,112,854,528/1,250,384,122.58
  6. Step 6: Final answer
    x = 648,842,417.67

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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.