Home / 10,428,403,828.86-14,391,470,032.89-5,670,957,947.22

Finding the Fourth Proportional to 10,428,403,828.86, 14,391,470,032.89 and 5,670,957,947.22

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Solution

The fourth proportional to 10,428,403,828.86, 14,391,470,032.89 and 5,670,957,947.22 is: 7,826,070,287.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,428,403,828.86 : 14,391,470,032.89 = 5,670,957,947.22 : x
  2. Step 2: Convert to fraction form
    10,428,403,828.86/14,391,470,032.89 = 5,670,957,947.22/x
  3. Step 3: Cross multiply
    10,428,403,828.86x = 14,391,470,032.89 × 5,670,957,947.22
  4. Step 4: Simplify right side
    10,428,403,828.86x = 81,613,421,355,196,022,784
  5. Step 5: Solve for x
    x = 81,613,421,355,196,022,784/10,428,403,828.86
  6. Step 6: Final answer
    x = 7,826,070,287.89

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1.5x scale

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.