Home / 1,549,840,467.80-2,140,821,427.58-1,148,767,281.40

Finding the Fourth Proportional to 1,549,840,467.80, 2,140,821,427.58 and 1,148,767,281.40

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Solution

The fourth proportional to 1,549,840,467.80, 2,140,821,427.58 and 1,148,767,281.40 is: 1,586,812,102.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,549,840,467.80 : 2,140,821,427.58 = 1,148,767,281.40 : x
  2. Step 2: Convert to fraction form
    1,549,840,467.80/2,140,821,427.58 = 1,148,767,281.40/x
  3. Step 3: Cross multiply
    1,549,840,467.80x = 2,140,821,427.58 × 1,148,767,281.40
  4. Step 4: Simplify right side
    1,549,840,467.80x = 2,459,305,611,323,943,936
  5. Step 5: Solve for x
    x = 2,459,305,611,323,943,936/1,549,840,467.80
  6. Step 6: Final answer
    x = 1,586,812,102.55

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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.