Home / 2,384,258,545.72-3,290,218,722.93-1,312,553,165.23

Finding the Fourth Proportional to 2,384,258,545.72, 3,290,218,722.93 and 1,312,553,165.23

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Solution

The fourth proportional to 2,384,258,545.72, 3,290,218,722.93 and 1,312,553,165.23 is: 1,811,291,399.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,384,258,545.72 : 3,290,218,722.93 = 1,312,553,165.23 : x
  2. Step 2: Convert to fraction form
    2,384,258,545.72/3,290,218,722.93 = 1,312,553,165.23/x
  3. Step 3: Cross multiply
    2,384,258,545.72x = 3,290,218,722.93 × 1,312,553,165.23
  4. Step 4: Simplify right side
    2,384,258,545.72x = 4,318,586,999,080,779,776
  5. Step 5: Solve for x
    x = 4,318,586,999,080,779,776/2,384,258,545.72
  6. Step 6: Final answer
    x = 1,811,291,399.93

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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.