Home / 130,776,768,257.60-196,165,152,386.40-64,657,004,801.60

Finding the Fourth Proportional to 130,776,768,257.60, 196,165,152,386.40 and 64,657,004,801.60

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Solution

The fourth proportional to 130,776,768,257.60, 196,165,152,386.40 and 64,657,004,801.60 is: 96,985,507,202.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,776,768,257.60 : 196,165,152,386.40 = 64,657,004,801.60 : x
  2. Step 2: Convert to fraction form
    130,776,768,257.60/196,165,152,386.40 = 64,657,004,801.60/x
  3. Step 3: Cross multiply
    130,776,768,257.60x = 196,165,152,386.40 × 64,657,004,801.60
  4. Step 4: Simplify right side
    130,776,768,257.60x = 12,683,451,199,754,059,382,784
  5. Step 5: Solve for x
    x = 12,683,451,199,754,059,382,784/130,776,768,257.60
  6. Step 6: Final answer
    x = 96,985,507,202.40

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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.