Home / 1,630,421,544.78-2,249,682,848.92-961,575,883.74

Finding the Fourth Proportional to 1,630,421,544.78, 2,249,682,848.92 and 961,575,883.74

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Solution

The fourth proportional to 1,630,421,544.78, 2,249,682,848.92 and 961,575,883.74 is: 1,326,798,447.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,630,421,544.78 : 2,249,682,848.92 = 961,575,883.74 : x
  2. Step 2: Convert to fraction form
    1,630,421,544.78/2,249,682,848.92 = 961,575,883.74/x
  3. Step 3: Cross multiply
    1,630,421,544.78x = 2,249,682,848.92 × 961,575,883.74
  4. Step 4: Simplify right side
    1,630,421,544.78x = 2,163,240,773,568,913,664
  5. Step 5: Solve for x
    x = 2,163,240,773,568,913,664/1,630,421,544.78
  6. Step 6: Final answer
    x = 1,326,798,447.00

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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.