Home / 31,355,264,362.20-47,032,896,543.30-19,745,758,570.20

Finding the Fourth Proportional to 31,355,264,362.20, 47,032,896,543.30 and 19,745,758,570.20

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Solution

The fourth proportional to 31,355,264,362.20, 47,032,896,543.30 and 19,745,758,570.20 is: 29,618,637,855.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,355,264,362.20 : 47,032,896,543.30 = 19,745,758,570.20 : x
  2. Step 2: Convert to fraction form
    31,355,264,362.20/47,032,896,543.30 = 19,745,758,570.20/x
  3. Step 3: Cross multiply
    31,355,264,362.20x = 47,032,896,543.30 × 19,745,758,570.20
  4. Step 4: Simplify right side
    31,355,264,362.20x = 928,700,220,001,196,048,384
  5. Step 5: Solve for x
    x = 928,700,220,001,196,048,384/31,355,264,362.20
  6. Step 6: Final answer
    x = 29,618,637,855.30

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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.