Home / 9,920,637,017.30-14,875,788,443.20-4,678,837,801.13

Finding the Fourth Proportional to 9,920,637,017.30, 14,875,788,443.20 and 4,678,837,801.13

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Solution

The fourth proportional to 9,920,637,017.30, 14,875,788,443.20 and 4,678,837,801.13 is: 7,015,819,767.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,920,637,017.30 : 14,875,788,443.20 = 4,678,837,801.13 : x
  2. Step 2: Convert to fraction form
    9,920,637,017.30/14,875,788,443.20 = 4,678,837,801.13/x
  3. Step 3: Cross multiply
    9,920,637,017.30x = 14,875,788,443.20 × 4,678,837,801.13
  4. Step 4: Simplify right side
    9,920,637,017.30x = 69,601,401,289,628,262,400
  5. Step 5: Solve for x
    x = 69,601,401,289,628,262,400/9,920,637,017.30
  6. Step 6: Final answer
    x = 7,015,819,767.25

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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.