Home / 1,262,461,440.48-1,742,250,592.56-705,544,471.12

Finding the Fourth Proportional to 1,262,461,440.48, 1,742,250,592.56 and 705,544,471.12

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Solution

The fourth proportional to 1,262,461,440.48, 1,742,250,592.56 and 705,544,471.12 is: 973,681,439.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,262,461,440.48 : 1,742,250,592.56 = 705,544,471.12 : x
  2. Step 2: Convert to fraction form
    1,262,461,440.48/1,742,250,592.56 = 705,544,471.12/x
  3. Step 3: Cross multiply
    1,262,461,440.48x = 1,742,250,592.56 × 705,544,471.12
  4. Step 4: Simplify right side
    1,262,461,440.48x = 1,229,235,272,886,251,776
  5. Step 5: Solve for x
    x = 1,229,235,272,886,251,776/1,262,461,440.48
  6. Step 6: Final answer
    x = 973,681,439.66

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Double scale
Find fourth proportional to 1,262,461,441.48, 1,742,250,593.94 and 705,544,472.12
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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.