Home / 898,646,829.80-1,348,119,543.90-353,406,151.40

Finding the Fourth Proportional to 898,646,829.80, 1,348,119,543.90 and 353,406,151.40

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Solution

The fourth proportional to 898,646,829.80, 1,348,119,543.90 and 353,406,151.40 is: 530,167,941.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,646,829.80 : 1,348,119,543.90 = 353,406,151.40 : x
  2. Step 2: Convert to fraction form
    898,646,829.80/1,348,119,543.90 = 353,406,151.40/x
  3. Step 3: Cross multiply
    898,646,829.80x = 1,348,119,543.90 × 353,406,151.40
  4. Step 4: Simplify right side
    898,646,829.80x = 476,433,739,636,822,336
  5. Step 5: Solve for x
    x = 476,433,739,636,822,336/898,646,829.80
  6. Step 6: Final answer
    x = 530,167,941.22

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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.