Home / 152,833,548.48-210,909,398.40-83,218,762.80

Finding the Fourth Proportional to 152,833,548.48, 210,909,398.40 and 83,218,762.80

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Solution

The fourth proportional to 152,833,548.48, 210,909,398.40 and 83,218,762.80 is: 114,841,403.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,833,548.48 : 210,909,398.40 = 83,218,762.80 : x
  2. Step 2: Convert to fraction form
    152,833,548.48/210,909,398.40 = 83,218,762.80/x
  3. Step 3: Cross multiply
    152,833,548.48x = 210,909,398.40 × 83,218,762.80
  4. Step 4: Simplify right side
    152,833,548.48x = 17,551,619,197,740,300
  5. Step 5: Solve for x
    x = 17,551,619,197,740,300/152,833,548.48
  6. Step 6: Final answer
    x = 114,841,403.42

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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.