Home / 30,217,458,077.10-45,326,187,115.65-10,585,602,384.30

Finding the Fourth Proportional to 30,217,458,077.10, 45,326,187,115.65 and 10,585,602,384.30

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Solution

The fourth proportional to 30,217,458,077.10, 45,326,187,115.65 and 10,585,602,384.30 is: 15,878,403,576.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,217,458,077.10 : 45,326,187,115.65 = 10,585,602,384.30 : x
  2. Step 2: Convert to fraction form
    30,217,458,077.10/45,326,187,115.65 = 10,585,602,384.30/x
  3. Step 3: Cross multiply
    30,217,458,077.10x = 45,326,187,115.65 × 10,585,602,384.30
  4. Step 4: Simplify right side
    30,217,458,077.10x = 479,804,994,402,652,585,984
  5. Step 5: Solve for x
    x = 479,804,994,402,652,585,984/30,217,458,077.10
  6. Step 6: Final answer
    x = 15,878,403,576.45

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Double scale
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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.