Home / 213,454,731,139.10-320,170,820,092.15-70,014,864,959.81

Finding the Fourth Proportional to 213,454,731,139.10, 320,170,820,092.15 and 70,014,864,959.81

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Solution

The fourth proportional to 213,454,731,139.10, 320,170,820,092.15 and 70,014,864,959.81 is: 105,018,598,618.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,454,731,139.10 : 320,170,820,092.15 = 70,014,864,959.81 : x
  2. Step 2: Convert to fraction form
    213,454,731,139.10/320,170,820,092.15 = 70,014,864,959.81/x
  3. Step 3: Cross multiply
    213,454,731,139.10x = 320,170,820,092.15 × 70,014,864,959.81
  4. Step 4: Simplify right side
    213,454,731,139.10x = 22,416,716,732,821,904,818,176
  5. Step 5: Solve for x
    x = 22,416,716,732,821,904,818,176/213,454,731,139.10
  6. Step 6: Final answer
    x = 105,018,598,618.99

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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.