Home / 39,466,547,393.80-59,199,174,161.32-12,574,749,879.52

Finding the Fourth Proportional to 39,466,547,393.80, 59,199,174,161.32 and 12,574,749,879.52

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Solution

The fourth proportional to 39,466,547,393.80, 59,199,174,161.32 and 12,574,749,879.52 is: 18,861,918,695.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,466,547,393.80 : 59,199,174,161.32 = 12,574,749,879.52 : x
  2. Step 2: Convert to fraction form
    39,466,547,393.80/59,199,174,161.32 = 12,574,749,879.52/x
  3. Step 3: Cross multiply
    39,466,547,393.80x = 59,199,174,161.32 × 12,574,749,879.52
  4. Step 4: Simplify right side
    39,466,547,393.80x = 744,414,808,152,501,780,480
  5. Step 5: Solve for x
    x = 744,414,808,152,501,780,480/39,466,547,393.80
  6. Step 6: Final answer
    x = 18,861,918,695.97

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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.