Home / 142,776,973.69-197,092,492.85-96,430,004.08

Finding the Fourth Proportional to 142,776,973.69, 197,092,492.85 and 96,430,004.08

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Solution

The fourth proportional to 142,776,973.69, 197,092,492.85 and 96,430,004.08 is: 133,114,110.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,776,973.69 : 197,092,492.85 = 96,430,004.08 : x
  2. Step 2: Convert to fraction form
    142,776,973.69/197,092,492.85 = 96,430,004.08/x
  3. Step 3: Cross multiply
    142,776,973.69x = 197,092,492.85 × 96,430,004.08
  4. Step 4: Simplify right side
    142,776,973.69x = 19,005,629,889,411,212
  5. Step 5: Solve for x
    x = 19,005,629,889,411,212/142,776,973.69
  6. Step 6: Final answer
    x = 133,114,110.76

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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.