Home / 1,020,223,651,495.80-1,530,341,198,547.90-340,300,141,042.30

Finding the Fourth Proportional to 1,020,223,651,495.80, 1,530,341,198,547.90 and 340,300,141,042.30

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Solution

The fourth proportional to 1,020,223,651,495.80, 1,530,341,198,547.90 and 340,300,141,042.30 is: 510,452,119,929.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,020,223,651,495.80 : 1,530,341,198,547.90 = 340,300,141,042.30 : x
  2. Step 2: Convert to fraction form
    1,020,223,651,495.80/1,530,341,198,547.90 = 340,300,141,042.30/x
  3. Step 3: Cross multiply
    1,020,223,651,495.80x = 1,530,341,198,547.90 × 340,300,141,042.30
  4. Step 4: Simplify right side
    1,020,223,651,495.80x = 520,775,325,708,692,744,044,544
  5. Step 5: Solve for x
    x = 520,775,325,708,692,744,044,544/1,020,223,651,495.80
  6. Step 6: Final answer
    x = 510,452,119,929.94

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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.