Home / 1,572,133,289.94-2,355,870,891.15-638,320,594.14

Finding the Fourth Proportional to 1,572,133,289.94, 2,355,870,891.15 and 638,320,594.14

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Solution

The fourth proportional to 1,572,133,289.94, 2,355,870,891.15 and 638,320,594.14 is: 956,535,248.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,572,133,289.94 : 2,355,870,891.15 = 638,320,594.14 : x
  2. Step 2: Convert to fraction form
    1,572,133,289.94/2,355,870,891.15 = 638,320,594.14/x
  3. Step 3: Cross multiply
    1,572,133,289.94x = 2,355,870,891.15 × 638,320,594.14
  4. Step 4: Simplify right side
    1,572,133,289.94x = 1,503,800,906,955,999,232
  5. Step 5: Solve for x
    x = 1,503,800,906,955,999,232/1,572,133,289.94
  6. Step 6: Final answer
    x = 956,535,248.37

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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.