Home / 127,879,001.95-191,818,502.93-47,089,472.35

Finding the Fourth Proportional to 127,879,001.95, 191,818,502.93 and 47,089,472.35

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Solution

The fourth proportional to 127,879,001.95, 191,818,502.93 and 47,089,472.35 is: 70,634,208.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,879,001.95 : 191,818,502.93 = 47,089,472.35 : x
  2. Step 2: Convert to fraction form
    127,879,001.95/191,818,502.93 = 47,089,472.35/x
  3. Step 3: Cross multiply
    127,879,001.95x = 191,818,502.93 × 47,089,472.35
  4. Step 4: Simplify right side
    127,879,001.95x = 9,032,632,089,940,630
  5. Step 5: Solve for x
    x = 9,032,632,089,940,630/127,879,001.95
  6. Step 6: Final answer
    x = 70,634,208.53

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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.