Home / 145,202,001,220.12-217,803,410,437.86-55,692,431,975.89

Finding the Fourth Proportional to 145,202,001,220.12, 217,803,410,437.86 and 55,692,431,975.89

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Solution

The fourth proportional to 145,202,001,220.12, 217,803,410,437.86 and 55,692,431,975.89 is: 83,538,804,685.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,202,001,220.12 : 217,803,410,437.86 = 55,692,431,975.89 : x
  2. Step 2: Convert to fraction form
    145,202,001,220.12/217,803,410,437.86 = 55,692,431,975.89/x
  3. Step 3: Cross multiply
    145,202,001,220.12x = 217,803,410,437.86 × 55,692,431,975.89
  4. Step 4: Simplify right side
    145,202,001,220.12x = 12,130,001,619,927,584,210,944
  5. Step 5: Solve for x
    x = 12,130,001,619,927,584,210,944/145,202,001,220.12
  6. Step 6: Final answer
    x = 83,538,804,685.89

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1.5x scale

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.