Home / 692,587,618.24-1,038,931,816.32-232,521,900.16

Finding the Fourth Proportional to 692,587,618.24, 1,038,931,816.32 and 232,521,900.16

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Solution

The fourth proportional to 692,587,618.24, 1,038,931,816.32 and 232,521,900.16 is: 348,799,767.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,587,618.24 : 1,038,931,816.32 = 232,521,900.16 : x
  2. Step 2: Convert to fraction form
    692,587,618.24/1,038,931,816.32 = 232,521,900.16/x
  3. Step 3: Cross multiply
    692,587,618.24x = 1,038,931,816.32 × 232,521,900.16
  4. Step 4: Simplify right side
    692,587,618.24x = 241,574,400,067,406,496
  5. Step 5: Solve for x
    x = 241,574,400,067,406,496/692,587,618.24
  6. Step 6: Final answer
    x = 348,799,767.29

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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.