Home / 1,035,575,315.20-1,553,362,972.80-946,891,590.40

Finding the Fourth Proportional to 1,035,575,315.20, 1,553,362,972.80 and 946,891,590.40

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Solution

The fourth proportional to 1,035,575,315.20, 1,553,362,972.80 and 946,891,590.40 is: 1,420,337,385.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,035,575,315.20 : 1,553,362,972.80 = 946,891,590.40 : x
  2. Step 2: Convert to fraction form
    1,035,575,315.20/1,553,362,972.80 = 946,891,590.40/x
  3. Step 3: Cross multiply
    1,035,575,315.20x = 1,553,362,972.80 × 946,891,590.40
  4. Step 4: Simplify right side
    1,035,575,315.20x = 1,470,866,335,783,063,808
  5. Step 5: Solve for x
    x = 1,470,866,335,783,063,808/1,035,575,315.20
  6. Step 6: Final answer
    x = 1,420,337,385.60

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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.