Home / 1,147,776,421.60-1,721,664,632.40-1,059,092,696.80

Finding the Fourth Proportional to 1,147,776,421.60, 1,721,664,632.40 and 1,059,092,696.80

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Solution

The fourth proportional to 1,147,776,421.60, 1,721,664,632.40 and 1,059,092,696.80 is: 1,588,639,045.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,147,776,421.60 : 1,721,664,632.40 = 1,059,092,696.80 : x
  2. Step 2: Convert to fraction form
    1,147,776,421.60/1,721,664,632.40 = 1,059,092,696.80/x
  3. Step 3: Cross multiply
    1,147,776,421.60x = 1,721,664,632.40 × 1,059,092,696.80
  4. Step 4: Simplify right side
    1,147,776,421.60x = 1,823,402,438,513,696,768
  5. Step 5: Solve for x
    x = 1,823,402,438,513,696,768/1,147,776,421.60
  6. Step 6: Final answer
    x = 1,588,639,045.20

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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.