Home / 1,660,011,065.48-2,290,809,708.76-907,323,804.99

Finding the Fourth Proportional to 1,660,011,065.48, 2,290,809,708.76 and 907,323,804.99

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Solution

The fourth proportional to 1,660,011,065.48, 2,290,809,708.76 and 907,323,804.99 is: 1,252,103,811.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,660,011,065.48 : 2,290,809,708.76 = 907,323,804.99 : x
  2. Step 2: Convert to fraction form
    1,660,011,065.48/2,290,809,708.76 = 907,323,804.99/x
  3. Step 3: Cross multiply
    1,660,011,065.48x = 2,290,809,708.76 × 907,323,804.99
  4. Step 4: Simplify right side
    1,660,011,065.48x = 2,078,506,181,471,048,704
  5. Step 5: Solve for x
    x = 2,078,506,181,471,048,704/1,660,011,065.48
  6. Step 6: Final answer
    x = 1,252,103,811.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.