Home / 482,544,005.10-723,816,007.65-346,495,109.10

Finding the Fourth Proportional to 482,544,005.10, 723,816,007.65 and 346,495,109.10

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Solution

The fourth proportional to 482,544,005.10, 723,816,007.65 and 346,495,109.10 is: 519,742,663.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,544,005.10 : 723,816,007.65 = 346,495,109.10 : x
  2. Step 2: Convert to fraction form
    482,544,005.10/723,816,007.65 = 346,495,109.10/x
  3. Step 3: Cross multiply
    482,544,005.10x = 723,816,007.65 × 346,495,109.10
  4. Step 4: Simplify right side
    482,544,005.10x = 250,798,706,539,013,184
  5. Step 5: Solve for x
    x = 250,798,706,539,013,184/482,544,005.10
  6. Step 6: Final answer
    x = 519,742,663.65

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Similar ratio
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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.