Home / 1,004,044,280.80-1,506,066,421.20-357,578,744.80

Finding the Fourth Proportional to 1,004,044,280.80, 1,506,066,421.20 and 357,578,744.80

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Solution

The fourth proportional to 1,004,044,280.80, 1,506,066,421.20 and 357,578,744.80 is: 536,368,117.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,044,280.80 : 1,506,066,421.20 = 357,578,744.80 : x
  2. Step 2: Convert to fraction form
    1,004,044,280.80/1,506,066,421.20 = 357,578,744.80/x
  3. Step 3: Cross multiply
    1,004,044,280.80x = 1,506,066,421.20 × 357,578,744.80
  4. Step 4: Simplify right side
    1,004,044,280.80x = 538,537,340,478,124,160
  5. Step 5: Solve for x
    x = 538,537,340,478,124,160/1,004,044,280.80
  6. Step 6: Final answer
    x = 536,368,117.20

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Double scale
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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.