Home / 1,262,461,419.83-1,742,250,564-705,544,450.49

Finding the Fourth Proportional to 1,262,461,419.83, 1,742,250,564 and 705,544,450.49

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Solution

The fourth proportional to 1,262,461,419.83, 1,742,250,564 and 705,544,450.49 is: 973,681,411.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,262,461,419.83 : 1,742,250,564 = 705,544,450.49 : x
  2. Step 2: Convert to fraction form
    1,262,461,419.83/1,742,250,564 = 705,544,450.49/x
  3. Step 3: Cross multiply
    1,262,461,419.83x = 1,742,250,564 × 705,544,450.49
  4. Step 4: Simplify right side
    1,262,461,419.83x = 1,229,235,216,784,561,408
  5. Step 5: Solve for x
    x = 1,229,235,216,784,561,408/1,262,461,419.83
  6. Step 6: Final answer
    x = 973,681,411.16

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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.