Home / 145,862,206,270.83-218,868,104,904.70-70,379,730,658.08

Finding the Fourth Proportional to 145,862,206,270.83, 218,868,104,904.70 and 70,379,730,658.08

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Solution

The fourth proportional to 145,862,206,270.83, 218,868,104,904.70 and 70,379,730,658.08 is: 105,605,685,438.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,862,206,270.83 : 218,868,104,904.70 = 70,379,730,658.08 : x
  2. Step 2: Convert to fraction form
    145,862,206,270.83/218,868,104,904.70 = 70,379,730,658.08/x
  3. Step 3: Cross multiply
    145,862,206,270.83x = 218,868,104,904.70 × 70,379,730,658.08
  4. Step 4: Simplify right side
    145,862,206,270.83x = 15,403,878,272,837,185,699,840
  5. Step 5: Solve for x
    x = 15,403,878,272,837,185,699,840/145,862,206,270.83
  6. Step 6: Final answer
    x = 105,605,685,438.74

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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.