Home / 30,298,698,001.35-45,448,047,002.03-12,606,495,670.35

Finding the Fourth Proportional to 30,298,698,001.35, 45,448,047,002.03 and 12,606,495,670.35

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Solution

The fourth proportional to 30,298,698,001.35, 45,448,047,002.03 and 12,606,495,670.35 is: 18,909,743,505.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,298,698,001.35 : 45,448,047,002.03 = 12,606,495,670.35 : x
  2. Step 2: Convert to fraction form
    30,298,698,001.35/45,448,047,002.03 = 12,606,495,670.35/x
  3. Step 3: Cross multiply
    30,298,698,001.35x = 45,448,047,002.03 × 12,606,495,670.35
  4. Step 4: Simplify right side
    30,298,698,001.35x = 572,940,607,756,891,521,024
  5. Step 5: Solve for x
    x = 572,940,607,756,891,521,024/30,298,698,001.35
  6. Step 6: Final answer
    x = 18,909,743,505.53

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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.