Home / 1,418,314,741.66-2,125,779,510.51-660,118,950.22

Finding the Fourth Proportional to 1,418,314,741.66, 2,125,779,510.51 and 660,118,950.22

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Solution

The fourth proportional to 1,418,314,741.66, 2,125,779,510.51 and 660,118,950.22 is: 989,390,646.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,418,314,741.66 : 2,125,779,510.51 = 660,118,950.22 : x
  2. Step 2: Convert to fraction form
    1,418,314,741.66/2,125,779,510.51 = 660,118,950.22/x
  3. Step 3: Cross multiply
    1,418,314,741.66x = 2,125,779,510.51 × 660,118,950.22
  4. Step 4: Simplify right side
    1,418,314,741.66x = 1,403,267,338,877,046,784
  5. Step 5: Solve for x
    x = 1,403,267,338,877,046,784/1,418,314,741.66
  6. Step 6: Final answer
    x = 989,390,646.28

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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.