Home / 1,229,698,539.60-1,844,547,809.40-356,328,400.20

Finding the Fourth Proportional to 1,229,698,539.60, 1,844,547,809.40 and 356,328,400.20

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Solution

The fourth proportional to 1,229,698,539.60, 1,844,547,809.40 and 356,328,400.20 is: 534,492,600.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,229,698,539.60 : 1,844,547,809.40 = 356,328,400.20 : x
  2. Step 2: Convert to fraction form
    1,229,698,539.60/1,844,547,809.40 = 356,328,400.20/x
  3. Step 3: Cross multiply
    1,229,698,539.60x = 1,844,547,809.40 × 356,328,400.20
  4. Step 4: Simplify right side
    1,229,698,539.60x = 657,264,770,015,916,544
  5. Step 5: Solve for x
    x = 657,264,770,015,916,544/1,229,698,539.60
  6. Step 6: Final answer
    x = 534,492,600.30

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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.