Home / 107,994,076,700.51-149,031,774,011.11-64,590,360,810.73

Finding the Fourth Proportional to 107,994,076,700.51, 149,031,774,011.11 and 64,590,360,810.73

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Solution

The fourth proportional to 107,994,076,700.51, 149,031,774,011.11 and 64,590,360,810.73 is: 89,134,666,916.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,994,076,700.51 : 149,031,774,011.11 = 64,590,360,810.73 : x
  2. Step 2: Convert to fraction form
    107,994,076,700.51/149,031,774,011.11 = 64,590,360,810.73/x
  3. Step 3: Cross multiply
    107,994,076,700.51x = 149,031,774,011.11 × 64,590,360,810.73
  4. Step 4: Simplify right side
    107,994,076,700.51x = 9,626,016,055,640,469,798,912
  5. Step 5: Solve for x
    x = 9,626,016,055,640,469,798,912/107,994,076,700.51
  6. Step 6: Final answer
    x = 89,134,666,916.37

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1.5x scale

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.