Home / 48,013,828,434-72,014,204,819.70-12,638,221,482.51

Finding the Fourth Proportional to 48,013,828,434, 72,014,204,819.70 and 12,638,221,482.51

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Solution

The fourth proportional to 48,013,828,434, 72,014,204,819.70 and 12,638,221,482.51 is: 18,955,611,332.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,013,828,434 : 72,014,204,819.70 = 12,638,221,482.51 : x
  2. Step 2: Convert to fraction form
    48,013,828,434/72,014,204,819.70 = 12,638,221,482.51/x
  3. Step 3: Cross multiply
    48,013,828,434x = 72,014,204,819.70 × 12,638,221,482.51
  4. Step 4: Simplify right side
    48,013,828,434x = 910,131,470,398,207,688,704
  5. Step 5: Solve for x
    x = 910,131,470,398,207,688,704/48,013,828,434
  6. Step 6: Final answer
    x = 18,955,611,332.87

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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.