Home / 131,761,281,391.30-181,834,403,942.13-74,666,693,460.16

Finding the Fourth Proportional to 131,761,281,391.30, 181,834,403,942.13 and 74,666,693,460.16

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Solution

The fourth proportional to 131,761,281,391.30, 181,834,403,942.13 and 74,666,693,460.16 is: 103,042,210,551.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,761,281,391.30 : 181,834,403,942.13 = 74,666,693,460.16 : x
  2. Step 2: Convert to fraction form
    131,761,281,391.30/181,834,403,942.13 = 74,666,693,460.16/x
  3. Step 3: Cross multiply
    131,761,281,391.30x = 181,834,403,942.13 × 74,666,693,460.16
  4. Step 4: Simplify right side
    131,761,281,391.30x = 13,576,973,699,657,930,637,312
  5. Step 5: Solve for x
    x = 13,576,973,699,657,930,637,312/131,761,281,391.30
  6. Step 6: Final answer
    x = 103,042,210,551.50

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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.