Finding the Fourth Proportional to 6,438,528,098.10, 9,657,792,147.15 and 4,683,497,339.70
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Solution
The fourth proportional to 6,438,528,098.10, 9,657,792,147.15 and 4,683,497,339.70 is: 7,025,246,009.55
Step by Step Solution
- Step 1: Write the proportion equation
6,438,528,098.10 : 9,657,792,147.15 = 4,683,497,339.70 : x - Step 2: Convert to fraction form
6,438,528,098.10/9,657,792,147.15 = 4,683,497,339.70/x - Step 3: Cross multiply
6,438,528,098.10x = 9,657,792,147.15 × 4,683,497,339.70 - Step 4: Simplify right side
6,438,528,098.10x = 45,232,243,828,552,572,928 - Step 5: Solve for x
x = 45,232,243,828,552,572,928/6,438,528,098.10 - Step 6: Final answer
x = 7,025,246,009.55
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Half scale
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Double scale
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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.